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This page lists all of the numbered regional roads in Regional Municipality of Niagara, Ontario. This list also contains all recently downloaded regional roads (heretofore marked as "RR"), which are marked in grey. The standard Niagara Regional Road sign is indicated at the right, with RR 20 providing the example. {| class="wikitable sortable" ! width="140px" | Route number ! class="unsortable" | Name(s)〔 ! Western/Southern Terminus〔 ! Eastern/Northern Terminus〔 ! class="unsortable" | Communities〔 ! class="unsortable" | Comments |- |style="color: #777;" align="center" | (West) |style="color: #777;"|Michener Road, Farr Avenue |style="color: #777;"|Point Abino Road |style="color: #777;"|Gorham Road |style="color: #777;"|Ridgeway, Crystal Beach |style="color: #777;"|Originally included Michener Road, Pleasant Beach Road, and Beach Road from RR 98 (Empire Road) to Point Abino Road; remainder downloaded in 2012 |- | align="center" | |Dominion Road |RR 116 (Gorham Road) |Lakeshore Road (Niagara Parkway) |Ridgeway, Crystal Beach, Fort Erie |Former Highway 3C |- | align="center" | |Caistorville Road |Indian Line (Haldimand County border; continues as Haldimand Road 2) |RR 65 (Silver Street) |Caistorville | |- | align="center" | (West) |Lakeshore Road, Station Road, Wainfleet Concession Road 1 |Haldimand County border (continues as Haldimand Road 3) |Highway 3 |Willow Bay, Long Beach | |- | align="center" | (Centre) |Main Street |Highway 3 at Port Colborne/Wainfleet boundary |Intersection of Highway 3 and Highway 140 |Port Colborne |Former Highway 3 |- | align="center" | |Garrison Road |Highway 3 and Rosehill Road |RR 124 (Central Avenue) |Fort Erie |Former Highway 3 |- | align="center" | |Niagara Regional Road 3A|Mellanby Avenue, Welland Street |RR 3 (Main Street) west of Bridge 19 of Welland Canal |RR 3 (Main Street) east of Bridge 19 |Port Colborne, Ontario |style="color: #777;"|Mellanby Avenue formerly RR 503, Welland Street former part of RR 68 (South) |- | align="center" | |Wellandport Road |Highway 3 |RR 27 (Riverside Road) |Wellandport |Formerly RR 20 before download of Highway 20 |- | align="center" | (West) |Killaly Street West |Highway 3 |RR 3A (Mellanby Avenue) |Port Colborne |Downloaded 2002, then uploaded back to the Region in 2008 |- |style="color: #777;" align="center" | (East) |style="color: #777;"|Killaly Street East |style="color: #777;"|RR 68 (Welland Street) |style="color: #777;"|Highway 3 |style="color: #777;"|Port Colborne, Gasline |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Caistor Centre Road, Twenty Road, South Grimsby Road 15 |style="color: #777;"|RR 65 (Bismark Road) |style="color: #777;"|Former Highway 20, now RR 20 |style="color: #777;"|Caistor Centre |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Marshagan Road |Haldimand County border (continues as Haldimand Road 7) |RR 45 (Creek Road) |Dunnville (via Haldimand Road 7) | |- |style="color: #777;" align="center" | |style="color: #777;"|Grassie Road, Woolverton Road |style="color: #777;"|Former Highway 20 (now RR 20) |style="color: #777;"|RR 79 (Ridge Road) |style="color: #777;"|Grassie |style="color: #777;"|Downloaded after 2002 |- | align="center" | |York Road |Haldimand County border (continues as Haldimand Road 9) |RR 2 (Caistorville Road) |Empire Corners, York (via Haldimand Road 9) | |- | align="center" | |Casablanca Boulevard |RR 81 (Main Street) |RR 39 (North Service Road West) |Grimsby | |- | align="center" style="color: #777;"| |style="color: #777;"|Erie Road |style="color: #777;"|Point Albino Road |style="color: #777;"|Ridgeway Road |style="color: #777;"|Bay Beach, Crystal Beach |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Grimsby Road, Mountain Road, Mountain Street, Christie Street |RR 20 (Former Highway 20) |Olive Street |Grimsby | |- | align="center" | (South) |Smithville Road, Townline Road, Canborough Street, Griffin Street South |Haldimand County border (continues as Haldimand Road 14) |RR 20 (Former Highway 20) |Caistor Corners, Smithville | |- | align="center" | (Centre) |Station Street, Thirty Road |RR 20 (Former Highway 20) |RR 73 (Mud Street East) |Smithville |Originally included Thirty Road north of RR 73, Ridge Road East and Park Road to RR 81 (Main Street East) downloaded after 2002 |- | align="center" | (North) |Bartlett Avenue |RR 81 (Main Street East) |Lake Street |Grimsby | |- | align="center" | |Robinson Road |Haldimand County border (continues as Haldimand Road 15) |RR 63 (Canborough Road) |Dunnville (via Haldimand Road 15) | |- |style="color: #777;" align="center" | |style="color: #777;"|Port Davidson Road |style="color: #777;"|RR 63 (Canborough Road) |style="color: #777;"|RR 14 (Twenty Road) |style="color: #777;"|Port Davidson, Smithville |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Bertie Street |style="color: #777;"|Queen Elizabeth Way |style="color: #777;"|Niagara Parkway |style="color: #777;"|Fort Erie |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Mountain Road, Ontario Street |RR 73 (Fly Road) |RR 39 (North Service Road) |Beamsville |Once extended south on Mountain Road and Beamsville Road to RR 69 (Twenty Mile Creek Road) |- | align="center" | |Gilmore Road |Queen Elizabeth Way |Niagara Parkway |Fort Erie | |- | align="center" | (West) |Highway 20, West Street, Griffin Street North. St. Catharines Street, Highway 20, Bismark Road, Canboro Road |Hamilton border (continues as Hamilton Road 20) |Intersection of Highway 58 and Highway 20 |Smithville, Fonthill, Allanburg |Former Highway 20. Offers a scenic route in comparison to the Queen Elizabeth Way. Concurrent with Highway 58 between Highway 406 and Centre Street. |- | align="center" | (East) |Lundy's Lane, Ferry Street |Intersection of Highway 20 and RR 70 (Thorold Townline Road) |RR 102 (Stanley Avenue) |Niagara Falls |Former part of RR 51, renumbered after downloading of Highway 20 |- | align="center" | |Bowen Road, Philips Street |RR 116 (Stevensville Road) |Niagara Parkway |Stevensville, Fort Erie | |- |style="color: #777;" align="center" | (South) |style="color: #777;"|Campden Road |style="color: #777;"|RR 69 (Twenty Mile Creek Road) |style="color: #777;"|RR 73 (Fly Road) |style="color: #777;"|Campden |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | (North) |style="color: #777;"|Merritt Road |style="color: #777;"|RR 81 (King Street) |style="color: #777;"|South Service Road |style="color: #777;"|Lincoln |style="color: #777;"|Downloaded before 2002 |- | align="center" | |Forks Road |Highway 3 and RR 24 (Vineland Townline Road) |Highway 58 |Welland, Chambers Corners |style="color: #777;"|Originally extended to RR 68 (Kingsway) in Dain City |- | align="center" | |Vineland Townline Road, Victoria Avenue |Highway 3 and RR 23 (Forks Road) |RR 39 (North Service Road) |Chambers Corners, Vineland |Part of route between Highway 3 and RR 27 was formerly a portion of Highway 3A |- | align="center" | |Netherby Road |RR 84 (Doans Ridge Road) |Niagara Parkway |Welland, Netherby, Snyder | |- | align="center" | |Jordan Road |RR 81 (King Street) |RR 39 (North Service Road) |Jordan | |- | align="center" | |Wellandport Road, "Regional Road 27" (formerly River Road), Riverside Drive, West Main Street, East Main Street, Shisler Road |RR 20 (Former Highway 20) and RR 65 (Bismark Road) |RR 98 (Montrose Road) |Bismark, Wellandport, Welland |Section between RR 24 (Vineland Townline Road) and RR 54 (Prince Charles Drive) was formerly a portion of Highway 3A. Section between RR 20 and RR 24 was formerly Highway 57 |- |style="color: #777;" align="center" | (South) |style="color: #777;"|Balfour Road, Metler Road, Cream Street, Sixteen Road, Effingham Street |style="color: #777;"|RR 63 (Canborough Road) |style="color: #777;"|RR 69 (Pelham Road) |style="color: #777;"|Fenwick, North Pelham |style="color: #777;"|Downloaded after 2002 |- | align="center" | (North) |Fifth Street Louth |RR 69 (Pelham Road) |RR 81 (St. Paul Street West) |St. Catharines | |- | align="center" | |Webber Road, Lincoln Street |RR 24 (Vineland Townline Road) |RR 54 (Prince Charles Drive) |Welland |style="color: #777;"|Before 2002, continued east to RR 62 (Memorial Park Drive) |- |style="color: #777;" align="center" | |style="color: #777;"|Lakeshore Road, Golf Course Road |style="color: #777;"|RR 3 (Lakeshore Road at Station Road) |style="color: #777;"|Highway 3 |style="color: #777;"|Burnaby |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Broadway Avenue, Ontario Road |style="color: #777;"|RR 27 (Riverside Drive) |style="color: #777;"|RR 62 (Memorial Park Drive) |style="color: #777;"|Welland |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Effingham Street |style="color: #777;"|RR 20 (Former Highway 20) |style="color: #777;"|RR 28 (Sixteen Road at Effingham Street) |style="color: #777;"|Ridgeville, Effingham |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Humberstone Road |Feeder Road (Welland) |Highway 58, Highway 58A and RR 54 (Prince Charles Drive) |Welland | |- |style="color: #777;" align="center" | (Old) |style="color: #777;"|Humberstone Road |style="color: #777;"|Highway 58A |style="color: #777;"|RR 60 (Southworth Street) |style="color: #777;"|Welland |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Seventh Street Louth |RR 81 (St. Paul Street West) |RR 87 (Lakeshore Road) |St. Catharines | |- |style="color: #777;" align="center" | |style="color: #777;"|Dunn Street |style="color: #777;"|RR 104 (Dorchester Road) |style="color: #777;"|RR 102 (Stanley Avenue) |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- | align="center" | |South Pelham Road |RR 29 (Webber Road) |RR 41 (Woodlawn Road) |Welland, Fonthill |style="color: #777;"|Originally extended to RR 20 via Pelham Street South (downloaded 2006) |- | align="center" | |Merritt Road |RR 50 (Merrittville Highway) |Highway 406 |Welland |Former part of Highway 58 & 406 concurrency |- |style="color: #777;" align="center" | (Old) |style="color: #777;"|Murray Street |style="color: #777;"|RR 102 (Stanley Avenue) |style="color: #777;"|Niagara Parkway |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Martindale Road |RR 77 (Fourth Avenue) and RR 72 (Louth Street) |RR 87 (Lakeshore Road) |St. Catharines | |- | align="center" | (West) |North Service Road |Hamilton border |Olive Street |Grimsby | |- | align="center" | (East) |North Service Road |Grimsby-Lincoln border |Third Street Louth |Beamsville, St. Catharines | |- |style="color: #777;" align="center" | (Old) |style="color: #777;"|Clifton Hill |style="color: #777;"|RR 51 (Victoria Avenue) |style="color: #777;"|Niagara Parkway |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- | align="center" | (West) |South Service Road |Hamilton border |RR 12 (Christie Street) |Grimsby | |- | align="center" | (Centre) |South Service Road |Nelles Road North |Twenty-first Street Louth |Grimsby, Beamsville, Jordan Harbour | |- | align="center" | (East) |Bayview Boulevard, South Service Road |Dead end at Jordan Harbour |RR 38 (Martindale Road) |Jordan Station, St. Catharines | |- |style="color: #777;" align="center" | (Old) |style="color: #777;"|Niagara Street |style="color: #777;"|RR 27 (West Main Street) |style="color: #777;"|Then Highway 58 (Thorold Road at Niagara Street) |style="color: #777;"|Welland |style="color: #777;"|Renumbered to RR 50 after downloading of parts of Highway 58 in early 1970s |- | align="center" | |Woodlawn Road |RR 36 (South Pelham Road) |Highway 406 |Welland |Section Between Seaway Dr. and Highway 406 formerly unsigned Highway 7236 |- | align="center" | |Ontario Street |RR 91 (Westchester Avenue) and RR 81 (St. Paul Street/St. Paul Street West) |RR 87 (Lakeshore Road) and RR 44 (Lakeport Road) |St. Catharines | |- | align="center" | |Bridge Street |RR 102 (Stanley Avenue) |Niagara Parkway at the Whirlpool Rapids Bridge |Niagara Falls | |- |style="color: #777;" align="center" | |style="color: #777;"|Lake Street, Lakeport Road |style="color: #777;"|Queen Elizabeth Way (Exit 46) |style="color: #777;"|RR 87 (Lakeshore Road at Lakeport Road) and RR 42 (Ontario Street) |style="color: #777;"|Port Dalhousie, St. Catharines |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Creek Road |RR 63 (Canborough Road) |RR 27 (Riverside Road) |Wellandport | |- | align="center" | |Geneva Street |Interchange with Highway 406 and RR 91 (Westchester Avenue) |RR 581 (Church Street) |St. Catharines |style="color: #777;"|Originally extended north to RR 87 (Lakeshore Road) |- | align="center" | |Lyons Creek Road |RR 98 (Montrose Road) |RR 116 (Sodom Road) |Chippawa |style="color: #777;"|Once extended west on Biggar Road to RR 84 (Moyer Road) |- |style="color: #777;" align="center" | (West) |style="color: #777;"|Carl Road |style="color: #777;"|RR 84 (Moyer Road) |style="color: #777;"|RR 98 (Montrose Road) |style="color: #777;"|Crowland Twp. |style="color: #777;"|Rerouted along Biggar Road before 1983 |- | align="center" | |Niagara Street |Interchange with Highway 406, RR 46 (Geneva Street) and RR 91 (Westchester Avenue) |RR 87 (Lakeshore Road) |St. Catharines | |- | align="center" | |McLeod Road, Marineland Parkway |Queen Elizabeth Way |RR 102 (Stanley Avenue) |Niagara Falls |style="color: #777;"|Originally extended east to Portage Road then along Portage Road to RR 116 (Main Street); extended west to RR 70 (Thorold Townline Road) |- | align="center" | |Niagara Street, Merritville Highway, Glenridge Avenue |RR 27 (West Main Street) |RR 91 (Westchester Avenue) |Welland, Thorold, St. Catharines | |- |style="color: #777;" align="center" | |style="color: #777;"|Lundy's Lane, Ferry Street, Victoria Avenue |style="color: #777;"|Highway 20 and RR 70 (Thorold Townline Road) |style="color: #777;"|Niagara Parkway |style="color: #777;"|Niagara Falls |style="color: #777;"|Renumbered as RR 20 west of RR 102 (Stanley Avenue), downloaded remainder after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Richmond Street, Ormond Street, Merritt Street, Hartzel Road, Bunting Road |style="color: #777;"|RR 56 (Collier Road) |style="color: #777;"|RR 87 (Lakeshore Road) |style="color: #777;"|Thorold, Merritton, St. Catharines, Port Weller |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Niagara Falls Road, Beaverdams Road |style="color: #777;"|RR 553 (Allanburg Road) |style="color: #777;"|RR 20 (Lundy's Lane) |style="color: #777;"|Thorold South, Niagara Falls |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Prince Charles Drive, Rice Road |Intersection of Highway 58, Highway 58A, and RR 33 (Humberstone Road) |RR 20 (Former Highway 20) |Welland, Fonthill |Section between RR 41 and RR 20 downloaded to local municipalities between 2002–2006 |- | align="center" | |Niagara Stone Road Mississagua Street |RR 81 (Queenston Road) and RR 70 (Taylor Road) |RR 87 (Mary Street) |Homer, Virgil, Niagara-on-the-Lake |Former Highway 55 |- | align="center" | |Collier Road, Burleigh Hill Drive |RR 67 (Beaverdams Road) |RR 89 (Glendale Avenue) |Thorold, St. Catharines |Downloaded in 2002, then uploaded back to the Region in 2007 |- | align="center" | |Thorold Stone Road |RR 70 (Thorold Townline Road) east of Highway 58 |RR 102 (Stanley Avenue) |Thorold, Niagara Falls | |- | align="center" | |Homer Road |RR 89 (Glendale Avenue) |RR 70 (Taylor Road) |Niagara College Glendale Campus |Formerly known as Coon Road |- |style="color: #777;" align="center" | |style="color: #777;"|Morrison Street |style="color: #777;"|RR 104 (Dorchester Avenue) |style="color: #777;"|Zimmerman Avenue |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Southworth Street, Crowland Avenue |style="color: #777;"|RR 33 (Humberstone Road) |style="color: #777;"|RR 27 (East Main Street) |style="color: #777;"|Welland |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Townline Road, Portage Rd. |RR 100 (Four Mile Creek Road) |Niagara Parkway |St. David's, Queenston |Extended onto Portage Rd. After the removal of the 405 and Niagara Parkway interchange in 2006. |- |style="color: #777;" align="center" | |style="color: #777;"|Memorial Park Drive, Wellington Street |style="color: #777;"|RR 31 (Ontario Road) |style="color: #777;"|RR 27 (East Main Street) |style="color: #777;"|Welland |style="color: #777;"|Downloaded after 2002 |- | align="center" | (West) |Canborough Road |Haldimand County border (continues as Haldimand Road 63) |RR 24 (Vineland Townline Road) |Wellandport, Fenwick, Ridgeville, Fonthill |style="color: #777;"|originally extended east to RR 36 (Pelham Street South) via Church Hill |- |style="color: #777;" align="center" | (Centre) |style="color: #777;"|Port Robinson Road |style="color: #777;"|RR 36 (Pelham Street South) |style="color: #777;"|Highway 406 |style="color: #777;"|Fonthill, Port Robinson |style="color: #777;"|Downloaded after 2002. Originally extended across Bridge 12 of the Welland Canal until 1974 when bridge was destroyed. |- | align="center" | (East) |Chippawa Creek Road |RR 82 (Allanport Road) |RR 98 (Montrose Road) |Port Robinson |style="color: #777;"|Originally extended west across Bridge 12 of the Welland Canal until 1974 when bridge was destroyed. |- |style="color: #777;" align="center" | |style="color: #777;"|Steele Street, Westside Road |style="color: #777;"|RR 66 (Sugarloaf Street) |style="color: #777;"|Highway 3 at Highway 58 |style="color: #777;"|Port Colborne |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Bismark Road |Hamilton border (continues as Hamilton Road 65) |Intersection of RR 20 (Former Highway 20) and RR 27 (Former Highway 57) |Bismark | |- |style="color: #777;" align="center" | |style="color: #777;"|Sugarloaf Street, King Street |style="color: #777;"|RR 64 (Steele Street) |style="color: #777;"|RR 3 (Main Street West) |style="color: #777;"|Port Colborne |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Beverdams Road, Pine Street |RR 50 (Merrittville Highway) |Highway 58 |Thorold |style="color: #777;"|Originally extended north to RR 52 (Richmond Street) |- | align="center" | |King Street |RR 527 (Division Street) |RR 27 (East Main Street) |Welland |style="color: #777;"|Originally included King Street down to RR 31 (Ontario Street), plus Canal Bank Street & Kingsway from RR 31 to RR 23 (Forks Road). Remainder downloaded after 2002. |- |style="color: #777;" align="center" | (South) |style="color: #777;"|Clarence Street, Welland Street |style="color: #777;"|RR 64 (Steele Street) |style="color: #777;"|RR 3 (Main Street East) |style="color: #777;"|Port Colborne |style="color: #777;"|Downloaded after 2002. Part of road currently part of RR 3A. |- | align="center" | |Twenty Mile Creek Road, Twenty Road, Pelham Road, |RR 20 (Former Highway 20) |Intersection with RR 89 (Glendale Avenue) |St. Ann's, St. Catharines |style="color: #777;"|Originally extended east to RR 81 (St. Paul Street West) |- | align="center" | |Taylor Road, Thorold Townline Road |RR 63 (Chippawa Creek Road) |Intersection of RR 81 (Queenston Road) and RR 55 (Niagara Stone Road) |Homer | |- | align="center" | | |Brock University area of St. Catharines |style="color: #777;"|Originally extended east to RR 52 (Ormond Street) |- | align="center" | |Louth Street |RR 69 (Pelham Road) |RR 77 (Fourth Avenue) and RR 38 (Martindale Road) |St. Catharines | |- | align="center" | |Mud Street, Fly Road |Hamilton border (once continued as Hamilton-Wentworth Road 411) |RR 24 (Victoria Avenue) |Grassie, Grimsby Centre, Campden | |- |style="color: #777;" align="center" | |style="color: #777;"|Twenty-First Street Louth, Sixth Avenue Louth |style="color: #777;"|RR 669 (Eighth Avenue Louth) |style="color: #777;"|RR 24 (Victoria Avenue) |style="color: #777;"|Balls Falls |style="color: #777;"|Downloaded before 2006 |- | align="center" | |Fourth Avenue, Welland Avenue |RR 26 (Jordan Road) |Queen Elizabeth Way |Jordan, St. Catharines |style="color: #777;"|Originally extended east to RR 52 (Bunting Road) |- |style="color: #777;" align="center" | |style="color: #777;"|Ridge Road |style="color: #777;"|Hamilton border (once continued as Hamilton-Wentworth Road 425) |style="color: #777;"|RR 14 (Park Road) |style="color: #777;"|Grimsby |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Elm Street |style="color: #777;"|RR 66 (Sugarloaf Street) |style="color: #777;"|RR 23 (Forks Road) |style="color: #777;"|Port Colborne, Dain City |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Main Street, King Street, St. Paul Street, Queenston Street, York Road |Hamilton Boundary (Continues as Hamilton Road 8) |Niagara Parkway |Grimsby, Beamsville, Vineland, Jordan, St. Catharines, Homer, St. David's, Queenston |Former Highway 8 & Highway 8A. Includes part of original QEW alignment built before the Garden City Skyway was constructed. Portion between Regional Road 42 and Regional Road 91 downloaded after 2002. |- | align="center" | |Allanport Road |RR 63 (Chippawa Creek Road) |Highway 20, Highway 58 and RR 20 (Lundy's Lane) |Allanburg, Port Robinson | |- | align="center" | |Carlton Street, Carlton Road |RR 42 (Ontario Street) |RR 55 (Niagara Stone Road) |St Catharines | |- | align="center" | |Miller Road, Doans Ridge Road, Moyer Road |Highway 3 |RR 63 (Chippawa Creek Road) |Gasline, Cook's Mills |style="color: #777;"|Originally extended south to RR 5 (Killaly Street East). |- |style="color: #777;" align="center" | |style="color: #777;"|East-West Line |style="color: #777;"|RR 87 (Lakeshore Road) |style="color: #777;"|Niagara Parkway |style="color: #777;"|Virgil, Niagara-on-the-Lake |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Stewart Road |RR 55 (Niagara Stone Road) |RR 87 (Lakeshore Road) |Homer | |- | align="center" | |Lakeshore Road, Main Street, Lakeport Road, Lakeshore Road, Mary Street, King Street, Picton Street, Queen's Parade |RR 34 (Seventh Street Louth) |Niagara Parkway |Port Dalhousie, St. Catharines, Port Weller, Niagara-on-the-Lake | |- | align="center" | |Seaway Haulage Road |RR 83 (Carlton Road) |Read Road |St. Catharines |Only public open section of a former cargo haulage route to the east of the Welland Canal. |- | align="center" | |Glendale Avenue |RR 69 (Pelham Road) and RR 72 (Louth Street) |Queen Elizabeth Way, RR 81 (York Road) |St. Catharines, Merritton | |- | align="center" | |Airport Road |RR 81 (York Road) |RR 55 (Niagara Stone Road) |Niagara-on-the-Lake |Serves St. Catharines/Niagara District Airport |- | align="center" | |Westchester Avenue |RR 81 (St. Paul Street) |RR 81 {Queenston Road) |St. Catharines |style="color: #777;"|Originally extended to RR 52 (Bunting Road) via Eastchester Avenue |- |style="color: #777;" align="center" | |style="color: #777;"|Scott Street |style="color: #777;"|RR 44 (Lake Street) |style="color: #777;"|RR 52 (Bunting Road) |style="color: #777;"|St. Catharines |style="color: #777;"|Downloaded after 2002. |- |style="color: #777;" align="center" | |style="color: #777;"|Linwell Road |style="color: #777;"|RR 42 (Ontario Street) |style="color: #777;"|RR 52 (Bunting Road) |style="color: #777;"|St. Catharines |style="color: #777;"|Downloaded after 2002. |- | align="center" | |Wilhelm Road, Forkes Road, Schihl Road, Montrose Road |Highway 3 |RR 101 (Mountain Road) |Niagara Falls |Originally extended south on Empire Rd. to RR1 (Beach Rd.) before 2002 downloading |- |style="color: #777;" align="center" | |style="color: #777;"|Quaker Road |style="color: #777;"|RR 36 (Pelham Street South) |style="color: #777;"|RR 50 (Niagara Street) |style="color: #777;"|Fonthill, Welland |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Four Mile Creek Road |RR 101 (Mountain Road) |RR 55 (Niagara Stone Road) |Virgil, St. David's, Niagara Falls |style="color: #777;"|Originally extended south to RR 49 (McLeod Road) and north to RR 87 (Lakeshore Road) |- | align="center" | |Mountain Road |RR 70 (Taylor Road) |RR 102 (Stanley Avenue) |Niagara Falls | |- | align="center" | |Stanley Avenue |RR 47 (Lyons Creek Road) |RR 61 (Townline Road) at Highway 405 |Niagara Falls |Passes by Marineland |- |style="color: #777;" align="center" | |style="color: #777;"|Dorchester Road |style="color: #777;"|RR 49 (McLeod Road) |style="color: #777;"|RR 101 (Mountain Road) |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Niagara Concenssion 7 |style="color: #777;"|RR 81 (York Road) |style="color: #777;"|RR 55 (Niagara Stone Road) |style="color: #777;"|Niagara-on-the-Lake |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Portage Road, Main Street |style="color: #777;"|RR 20 (Ferry Street) |style="color: #777;"|RR 100 (Portage Road at Drummond Street) and RR 57 (Thorold Stone Road) |style="color: #777;"|Niagara Falls |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Point Abino Road |style="color: #777;"|Michener Road |style="color: #777;"|Highway 3 | |style="color: #777;"|Originally extended north to RR 25 (Netherby Road) and south to RR 11 (Erie Road); remainder downloaded in 2012〔 |- |style="color: #777;" align="center" | |style="color: #777;"|Niagara Concession 1 Road |style="color: #777;"|RR 81 (York Road) |style="color: #777;"|RR 85 (East-West Line) |style="color: #777;"|Queenston, Niagara-on-the-Lake |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Gorham Road, Stevensville Road, Sodom Road |RR 1 (Dominion Road) |RR 47 (Lyons Creek Road) |Ridgeway, Stevensville, Chippawa |style="color: #777;"|Originally extended south to RR 11 (Erie Road) and north along Main Street to Niagara Parkway at RR 49 (Marineland Parkway); portion between Farr Avenue and Dominion Road downloaded in 2012〔 |- |style="color: #777;" align="center" | |style="color: #777;"|Pettit Road |style="color: #777;"|Highway 3 |style="color: #777;"|RR 19 (Gilmore Road) at Queen Elizabeth Way |style="color: #777;"|Fort Erie |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | (Old) |style="color: #777;"|Graeber Avenue, Ridge Road South, Thunder Bay Road, Prospect Point Road |style="color: #777;"|RR 116 (Ridgeway Road) |style="color: #777;"|RR 1 (Dominion Road) |style="color: #777;"|Crystal Beach, Ridgeway |style="color: #777;"|Downloaded before 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Stonemill Road, Ridgemount Road |style="color: #777;"|RR 1 (Dominion Road) |style="color: #777;"|RR 21 (Bowen Road) |style="color: #777;"|Fort Erie |style="color: #777;"|Downloaded after 2002 |- | align="center" | |Thompson Road, Helena Street |RR 1 (Dominion Road) |RR 21 (Bowen Road at Phipps Street) |Fort Erie | |- | align="center" | |Central Avenue |Niagara Parkway south of RR 3 (Garrison Road) |Niagara Parkway north of RR 21 (Phipps Street) |Fort Erie |First exit (Toronto-bound on Queen Elizabeth Way) / Last Exit (Fort Erie/Buffalo-bound) |- |style="color: #777;" align="center" | |style="color: #777;"|Concession Road |style="color: #777;"|RR 3 (Garrison Road) |style="color: #777;"|RR 19 (Gilmore Road) |style="color: #777;"|Fort Erie |style="color: #777;"|Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Elizabeth Street |style="color: #777;"|RR 5 (Killaly Street East) |style="color: #777;"|Highway 3 at Highway 140 |style="color: #777;"|Port Colborne |style="color: #777;"|Southern extension of Highway 140. Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Sixteen Road |style="color: #777;"|RR 24 (Vineland Townline Road) |style="color: #777;"|RR 28 (Cream Street at Sixteen Road) |style="color: #777;"|North Pelham |style="color: #777;"|Downloaded after 2002. Spur route of RR 28. |- | align="center" | |Roberts Street, Newman Hill, Falls Avenue |Highway 420 and RR 102 (Stanley Avenue) |Rainbow Bridge |Niagara Falls |Former part of Highway 420, connecting the QEW to the Rainbow Bridge |- |style="color: #777;" align="center" | |style="color: #777;"|Mellanby Avenue |style="color: #777;"|RR 3 (Main Street) |style="color: #777;"|RR 68 (Welland Street) |style="color: #777;"|Port Colborne |style="color: #777;"|Renumbered as part of RR 3A after 2002. |- | align="center" | |Livingston Avenue |RR 10 (Casablanca Boulevard) |RR 81 (Main Street) |Grimsby |Spur of RR 81 |- |style="color: #777;" align="center" | |style="color: #777;"|Thirty Road |style="color: #777;"|RR 14 (Thirty Road at Ridge Road) |style="color: #777;"|RR 81 (King Street) |style="color: #777;"|Beamsville |style="color: #777;"|Spur of RR 14. Downloaded after 2002 |- | align="center" | |Townline Tunnel Road |Highway 58A |RR 25 (Netherby Road) east of RR 84 (Doans Ridge Road) |Welland |Spur of RR 25 |- | align="center" | |Division Street, Burger Street |RR 27 (West Main Street) and RR 50 (Niagara Street) |RR 27 (East Main Street) |Welland |Eastbound portion of one-way pair (along with RR 27) through downtown Welland |- | align="center" | |River Road, Effingham Street |Welland-Port Colborne Airport |RR 29 (Webber Road) |Welland |Spur of RR 29. Connects to Niagara Central Airport |- |style="color: #777;" align="center" | |style="color: #777;"|Thorold Road |style="color: #777;"|RR 36 (South Pelham Road) |style="color: #777;"|RR 50 (Niagara Street) |style="color: #777;"|Welland |style="color: #777;"|Downloaded after 2002. |- |style="color: #777;" align="center" | |style="color: #777;"|Main Street, Bridgewater Street |style="color: #777;"|RR 49 (Portage Road) at RR 116 (Main Street) |style="color: #777;"|Niagara Parkway |style="color: #777;"|Chippawa |style="color: #777;"|One-way streets. Main St. northbound; Bridgewater St. southbound. Later renumbered as an extension of RR 116? |- |style="color: #777;" align="center" | |style="color: #777;"|Allanburg Road |style="color: #777;"|Highway 58 |style="color: #777;"|RR 53 (Niagara Falls Road) |style="color: #777;"|Thorold South |style="color: #777;"|Spur of RR 53. Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|St. Ann's Road |style="color: #777;"|RR 20 (Former Highway 20) |style="color: #777;"|RR 69 (Twenty Mile Creek Road) |style="color: #777;"|St. Ann's |style="color: #777;"|Spur of RR 69. Downloaded after 2002 |- |style="color: #777;" align="center" | |style="color: #777;"|Glen Road, Nineteenth Street Louth |style="color: #777;"|RR 75 (Twenty-First Street Louth) |style="color: #777;"|RR 81 (King Street) |style="color: #777;"|Balls Falls, Jordan |style="color: #777;"|Spur of RR 75. Downloaded before 2002 |- | align="center" | |Church Street |RR 48 (Geneva Street) |RR 46 (Niagara Street) |St. Catharines |Westbound portion of one-way pair (along with RR 81) through downtown St. Catharines. Originally extended west along Church Street and King Street to RR 42 (Ontario Street). |- |style="color: #777;" align="center" | |style="color: #777;"|Townline Road |style="color: #777;"|RR 14 (Townline Road at Canborough Street) |style="color: #777;"|RR 20 (Former Highway 20) |style="color: #777;"|Smithville |style="color: #777;"|Spur of RR 14 |- | align="center" | |O'Reilly's Road |RR 27 (Riverside Road) |RR 529 (River Road) |Welland |Spur of RR 27. Connects to Niagara Central Airport |- | align="center" | |Eighth Avenue Louth |RR 24 (Victoria Avenue) |RR 69 (Twenty Road) | |Spur of RR 69 |- |style="color: #777;" align="center" | |style="color: #777;"|Twenty-first Street Louth |style="color: #777;"|RR 75 (Twenty-first Street Louth at Sixth Avenue Louth) |style="color: #777;"|RR 575 (Glen Road) |style="color: #777;"|Ball's Falls |style="color: #777;"|Short spur route of RR 75. Downloaded before 2002 |- | align="center" | |King Street, William Street |RR 42 (Ontario Street) |St. Paul Street |St. Catharines |Northbound portion of one-way pair (along with RR 42) through downtown St. Catharines. |- |style="color: #777;" align="center" | |style="color: #777;"|Park Road |style="color: #777;"|RR 73 (Mud Street) |style="color: #777;"|RR 79 (Ridge Road East) at RR 14 (Park Road) |style="color: #777;"|Grimsby |style="color: #777;"|Spur of RR 14. Downloaded after 2002 |} == References == Niagara 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「List of numbered roads in Niagara Region」の詳細全文を読む スポンサード リンク
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