List of numbered roads in Halton Region


This article lists all of the numbered regional roads in the Regional Municipality of Halton, Ontario, Canada.
NumberNamesWestern/Southern TerminusEastern/Northern TerminusMajor CommunitiesComments
Guelph LineFairview StreetEramosa-Milton Townline Burlington, Milton, CampbellvillePasses by the Mohawk Raceway
Trafalgar RoadCornwall RoadIntersection with Erin-Halton Hills Townline, Wellington CR 24, and Wellington County Road 42.Oakville, Hornby, GeorgetownVery busy road which serves as the primary north-south artery of Oakville, and connects Oakville with Georgetown via Halton Hills. Has a 4 km break northwest of Georgetown as Highway 7 is channelled along its baseline, and continues south of Speers Road to Lakeshore Road under the jurisdiction of the Town of Oakville.
Neyagawa Boulevard, James Snow ParkwayRegional Road 38 roundabout intersection of Dublin Line/Tremaine Road/Campbellville Road/James Snow ParkwayMilton, OakvilleCurrently short, but extensions are planned, and the northern extension is already under construction. Named for former provincial cabinet minister James Snow.
Dundas StreetEvans Road Winston Churchill Boulevard Burlington, OakvilleMajor artery in the southern part of Halton RM, quite busy at times.
Britannia RoadHalton Regional Road 22 Highway 407 MiltonOriginally Number 5 Sideroad until 1966.
Derry RoadMilburough Line Highway 407 Kilbride, MiltonOriginally Number 10 Sideroad until 1966.
Steeles AvenueHalton Regional Road 22 Winston Churchill Boulevard MiltonBrief concurrency with RR 25. Continuation of street from Peel and Toronto. Known as Upper Base Line until 1966.
Campbellville RoadMilburough Line Halton Regional Road 1 Milton
10th SideroadHalton Regional Road 3 Halton RR 25/Peel RR 19Georgetown, NorvalPasses along the southern edge of Georgetown before merging with RR25 on the west end of Norval.
9th Line, Ford Drive Cornwall Road, Highway 401 Highway 407 and Highway 403 exchange passover, Halton Regional Road 10 Oakville, Halton HillsOne of the main roads into Georgetown, discontinuous between Burnhamthorpe Road/William Halton Parkway and Highway 401, where Ninth Line is maintained by the City of Mississauga; has a jog at Steeles Ave.
Dorval DriveSpeers RoadHalton Regional Road 38 Oakville
Brant StreetFairview StreetHalton Regional Road 5 BurlingtonNamed for Joseph Brant.
Winston Churchill Boulevard, Adamson Street, King Street Lakeshore Road in Oakville, Highway 401 Dundas Street, Intersection with Wellington CR 42 Terra Cotta, Norval, Georgetown, OakvilleShared regional road with Peel Region, but signed as Peel RR19 only. Named after Sir Winston Churchill, former British Prime Minister during the Second World War. Acts as the boundary between Peel RM and Halton RM. Discontinuous from Highway 401 to Dundas Street, as the Region line moves west and the road is fully in Peel RM. Known as East Town Line until 1966.
Appleby LineFairview StreetHalton Regional Road 7 Burlington
Burloak DriveWyecroft Road/Harvester RoadHalton Regional Road 38 Oakville, BurlingtonBurloak and Tremaine were formerly known as West Town Line before 1967.
Tremaine RoadHalton Regional Road 5Campbellville RoadMilton, Milton HeightsIntersection at Steeles being re-routed with traffic circle further west. Burloak and Tremaine were formerly known as West Town Line before 1967. Current Tremaine Road overpass will be re-located to the east with an interchange and to align with re-routing of road south of the 401 along with the closure of Peru Road north of the 3rd Side Road.
Milburough LineKilbride StreetHalton Regional Road 7 Kilbride
Bronte Road, Ontario Street, Steeles Avenue, Martin Street, Main StreetSpeers RoadErin-Halton Hills Townline Burlington, Milton, Milton Heights, ActonFormerly Highway 25. Has a brief concurrency with RR 8. Note: Peel Regional Road 19 is also signed as Halton RR 25 on maps from the Region boundary to Terra Cotta.
Burnhamthorpe RoadHalton Regional Road 4Sixth LineOakvilleContinuation of street from Mississauga. It was previously called Back Concession Road in the former Halton County before 1967. Now mostly bypassed by RR40.
Eramosa-Milton TownlineHalton Regional Road 1 Highway 7Boundary with Wellington County
20th SideroadConcession 11 Halton Regional Road 1 Continuation of Wellington County Road 34
Upper Middle RoadGuelph LineHalton Regional Road 19/Peel Regional Road 19 Burlington, Oakville
William Halton ParkwayHalton Regional Road 25 Halton Regional Road 13 OakvillePartial bypass of RR 27, with extension planned. Opened November 2020.
Wyecroft Road
Burloak DriveRioCan Burloak Burlington, Oakville Construction on extension and bridge to Bronte Rd. started in 2019 and is planned to be completed in 2026.