This article lists all of the numbered county roads in Elgin County, Ontario, Canada.
| Number | Names | Western/Southern Terminus | Eastern/Northern Terminus | Major Communities | Comments | |
|---|---|---|---|---|---|---|
| 2 | Pioneer Line, Main Street | CR 103 (Furnival Road) in Rodney, Ontario | CR 8 in Dutton, Ontario | Rodney, West Lorne, Dutton | Closely follows  Highway 401 Is not related to Highway 2 in any way. | |
| 3 | Talbot Line, Talbot Road, St. Thomas Expressway | MacPherson Road (Boundary with Chatham-Kent) | Intersection with  Highway 3, | Talbotville Royal, St. Thomas, Aylmer | Decommissioned portion of Highway 3, that was turned back in 1998. | |
| 4 | Sunset Road, Sunset Drive, Colborne Street, Joseph Street, George Street | CR 20 (Carlow Road) in Port Stanley | Intersection with Highway 3, | St. Thomas, Norman, Union, Port Stanley | Decommissioned portion of Hwy 4, south of | |
| 5 | Dunborough Road | Lakeview Line | Thames River (Boundary between Middlesex and Elgin Counties.) | Township border between Dutton/Dunwich and West Elgin | ||
| 7 | Clachan Road | Clachan (On the Chatham-Kent/Elgin County Boundary) | Walnut Drive/Thames River (Middlesex/Elgin County Boundary) | Clachan | Dual-designation with Chatham-Kent CR 121. Continues as Middlesex CR 14 (Clachan Road, Concession Drive). | |
| 8 | Currie Road | John E. Pearce Provincial Park (south of CR 3 (Talbot Line)) | Thamesi River (Boundary between Middlesex and Elgin Counties. Continues as Middlesex CR 8 (Thames Road)) | Dutton | Portion from CR 3 to Dutton, Ontario was former Highway 75, from September 16, 1936 to December 6, 1957. | |
| 9 | McDougall Line, Colley Road, Stalker Line, Dunborough Road, Duff Line | CR 103 (Furnival Road) | CR 14 (Iona Road) | |||
| 11 | Clinton Line |  Hwy 4 | CR 29 (Wonderland Road) | Talbotville Royal/Southwold | ||
| 13 | Shackleton Street, Shackleton Line | CR 8 (Main Street) in Dutton | CR 14 (Iona Road) in Iona Station | |||
| 14 | Iona Road | CR 16 (Fingal Line) in Burwells Corner | Thames River (Middlesex/Elgin County Boundary, continues as Middlesex CR 9) | Iona, Iona Station | ||
| 15 | Miller Road | CR 2 (Pioneer Line) | CR 8 (Currie Road) | Dutton | ||
| 16 | Fingal Line, "Talbot Historical Trail" | CR 8 (Currie Road), south of CR 3 (Talbot Line) | Sunset Drive (St. Thomas City Limits) | Designated as part of the "Talbot Historical Trail" from CR 14 to St. Thomas. | ||
| 18 | 3rd Line, Southminster Bourne | CR 14 (Iona Road) | Hwy 4 | Crosses into Middlesex County (specifically, London) briefly over Highway 401 overpass | ||
| 19 | Plank Road, Robinson Street | CR 42 (Bridge Street/Nova Scotia Line) | Baynor Drive/Bayham-Norfolk Boundary Road (Boundary with City of Norfolk County, continuing as Norfolk CR HWY 19) | Port Burwell, Vienna, Staffordville, Eden, Tillsonburg (on the other side of the Norfolk County boundary) | Formerly a part of  Highway 19, before parts south of | |
| 20 | Union Road, Carlow Road | CR 4 (Bridge Street) in Port Stanley | CR 18 (Third Line) | Port Stanley, Shedden | Formerly extended north of CR 18 along Magdala Road. Shortened in 2017 | |
| 21 | Warren Street | CR 20 (Carlow Road/Union Road) | CR 4 (Colborne Street/Sunset Road) | Port Stanley | Short county road, linking CR 20 to CR 4 | |
| 22 | Fairview Road, Fairview Avenue, | CR 24 (Dexter Line) | CR 57 (Southdale Line) just south of St. Thomas | St. Thomas | Continues north of Southdale Line as Fairview Avenue, and continues south of Dexter Line as Hawk Cliff Road | |
| 23 | Joseph Street, East Road | CR 24 (Dexter Line) | CR 4 (North End; Sunset Road)(South End; Colborne Street) | Port Stanley | Offers a direct route into Port Stanley from the east | |
| 24 | Dexter Line | CR 23 (East Road) | CR 73 (Imperial Road) | Port Stanley, Dexter, Port Bruce | Links two former highways ( Highway 4, and | |
| 25 | Wellington Road | Sunset Drive/Talbot Hill (Designation ends within St. Thomas City Limits) | Reagan Bourne (Boundary with London) | St. Thomas | ||
| 26 | St. George Street | CR 25 (Wellington Road) | St. Thomas City Limits | St. Thomas | ||
| 27 | Sparta Line | CR 20 (Union Road) | CR 36 (Quaker Road) | Port Stanley, Union, Lawton's Corners, Sparta | CR 20 | |
| 28 | Centennial Road/Centennial Avenue | Hwy 3 (Centennial Avenue) | CR 45 (John Wise Line) | Highway 3 | St. Thomas | The Hwy 3 portion leads directly to Highbury Avenue, and to London. Marks part of the boundary between Elgin County and St. Thomas. |
| 29 | Wonderland Road | CR 52 (Ron McNeil Line) | Southminster Bourne (City of London boundary) | Uploaded to the County of Elgin from the Township of Southwold in 2017. [1] | ||
| 30 | Highbury Avenue | CR 52 (Ron McNeil Line) | Webber Bourne/Thomson Line (London London City Limits) | St. Thomas, London | Continues directly to Hwy 3 | |
| 31 | Dalewood Road | St. Thomas City Limits | CR 52 (Ron McNeil Line) | St. Thomas | ||
| 32 | Glencolin Line, Hacienda Road | CR 73 (Imperial Road), 2 km north of Aylmer | CR 52 (Ron McNeil Line), 2 km west of Springfield | Aylmer, Springfield | ||
| 34 | Borden Avenue | London City Limits (where it becomes and continues as Glanworth Drive) | CR 74 (Belmont Road) | Belmont | ||
| 35 | Springwater Road | CR 45 (John Wise Line) in Jaffa | CR 52 (Ron McNeil Line) | Jaffa, Orwell | ||
| 36 | Quaker Road | CR 24 (Dexter Line) | Hwy 3 just west of New Sarum | Sparta | ||
| 37 | Caesar Road, Avon Drive | CR 74 (Belmont Road) in Belmont | Pigram Road (Oxford County/Elgin County boundary) | Belmont, Avon | Also acts as the county boundary for Middlesex and Elgin Counties | |
| 38 | Heritage Line, "Talbot Historical Trail" | Hwy 3 | "Baynor Road"/CR 55 (No name) (Boundary between Norfolk County and Elgin County) | Staffordville | Continues into Norfolk County as Norfolk CR 38 | |
| 39 | Chatham Street | Dead end at Lake Erie | CR 42 (Bridge St/Nova Scotia Line) | Port Burwell | Very short County Road | |
| 40 | Springfield Road | CR 42 (Nova Scotia Line) | CR 52 (Ron McNeil Line) in Springfield | |||
| 41 | Edison Drive, Fulton Street | Centre Street | CR 19 (Plank Road) | Vienna | Very short county road | |
| 42 | Nova Scotia Line, Bridge Street, Glen Erie Line, Elgin CR 55) | CR 73 (Imperial Road) in Copenhagen | Elgin CR 55/Norfolk CR 26 ("Baynor Road", the Norfolk/Elgin County boundary) (Short jog along Elgin CR 55 (“Baynor Road”), continuing as Norfolk CR 42 at Lakeshore Road (Norfolk CR 42)) | Port Burwell | ||
| 43 | Richmond Road | CR 42 (Nova Scotia Line) | CR 38 (Heritage Line) | |||
| 44 | Eden Line | CR 46 (Culloden Road) | CR 19 (Plank Road) | Eden | ||
| 45 | John Wise Line, Calton Line, (Short jog on CR 40 (Springfield Road)) | CR 3 (Talbot Line) | Elgin CR 55/Norfolk CR 26 ("Baynor Road", the Norfolk/Elgin County boundary) | Norman, Jaffa | Continues as Norfolk CR 45 | |
| 46 | Culloden Road | CR 38 (Heritage Line) | Pressey Line (Oxford/Elgin County boundary) | Corinth | Continues as Oxford CR 10 | |
| 47 | Putnam Road | CR 48 (Lyons Line) | CR 37 (Avon Drive) at Avon, Ontario | Avon, Mount Vernon | Continues as Middlesex CR 30 | |
| 48 | Ferguson Line, Lyons Line | CR 29 (Wonderland Road) | Elgin CR 54 (Pigram Road)/Oxford CR 26 (Pigram Line) | Lyons | Basically a continuation of CR 54 | |
| 49 | Whittaker Road | CR 52 (Ron McNeil Line) | CR 48 (Lyons Line) | Springfield | ||
| 50 | Victoria Street | CR 142 (Wellington Street) | CR 19 (Plank Road/Robinson Street) | Port Burwell | Short county road | |
| 51 | Fruit Ridge Line | Mellor Road in Whites, ON | CR 4 (Sunset Road) | Whites | Very short county road | |
| 52 | Ron McNeil Line | Hwy 3 | CR 54 (Pigram Road) | St. Thomas | ||
| 53 | Elm Street, Beech Street | Highway 3 | CR 73 (John Street) | Aylmer | Designated truck route | |
| 54 | Pigram Road | CR 52 (Ron McNeil Line) | JCT with Oxford CR 20 (Brownsville Road) CR 48 (Lyons Line) | Dual-designation with Oxford CR 26, between Elgin CR 48 (Lyons Line) and Oxford CR 20 (Brownsville Road) | ||
| 55 | "Baynor Road"/Elgin County Road 55 | Elgin CR 42/Norfolk CR 42 | Elgin CR 38/Norfolk CR 38 | No official name, other than Elgin CR 55. Dual-designation with Norfolk CR 26. | ||
| 56 | Elm Line | CR 28 (Centennial Avenue/Centennial Road) | CR 36 (Quaker Road) | Just outside St. Thomas | Continues into St. Thomas as Elm Street. | |
| 57 | Southdale Line | CR 4 (Sunset Drive) | CR 22 (Fairview Road/Fairview Avenue) | Enters St. Thomas City Limits briefly. | Marks part of the boundary between Elgin County and St. Thomas | |
| 73 | Imperial Road, John Street | Collin Street in Port Bruce | CR 37 (Avon Drive) | Port Bruce, Aylmer, Little Aylmer, Lyons | Continues into Middlesex County as Middlesex CR 73 (Elgin Road) Formerly | |
| 74 | Belmont Road | Highway 3 | CR 37 (Avon Drive/Caesar Road) in Belmont | Belmont, New Sarum, Mapleton | Continues into Middlesex County as Middlesex CR 74 (Westchester Bourne) Formerly | |
| 76 | Graham Road | CR 3 (Talbot Line) | Thames River. (Continues as Middlesex CR 76) | West Lorne | Formerly  Highway 76 turned back in 1998. | |
| 103 | Furnival Road | Port Glasgow (South of CR 3 (Talbot Line)) | Thames River (Proceeds to Wardsville as Middlesex CR 1. | New Glasgow, Rodney | Formerly the first incarnation of Highway 77 from August 5, 1936 to December 5, 1957. Formerly CR 3 until Highway 3 was turned back. | |
| 104 | MacPherson Road, McMillan Line, Blacks Road, Queens Line | MacPherson Road (Boundary with Chatham-Kent. Continues as C-K CR 19.) | CR 103 (Queen Street/Queens Line) in Rodney, Ontario | Rodney | Formerly CR 4. Re-numbered as CR 104 when Highway 4 was turned back. | |
| 142 | Wellington Street, Robinson Street | CR 19 (Robinson Street) | CR 50 (Victoria Street) | Port Burwell | Very short county road. Part of the former route of CR 42 (which continued along Lakeshore Line, connecting to Norfolk CR 42), before erosion forced parts of Lakeshore Line to close in 2002 and 2018. [2] |
