List of numbered roads in York Region

File:York Regional Road System.PNG

York Regional Road's distributions in all of York Region.

File:York Regional Road 49.svg

A sample of York Regional Roads shield.

York Region, located in southcentral Ontario, Canada, assigned approximately 50 regional roads, each with a number ranging from 1 to 99. All expenses of York Regional Roads (for example, snow shovelling, road repairs, traffic lights) are funded by the York Region government. Several new roads were assumed by the region in 2012, including King–Vaughan Town Line and Kirby Sideroad.

Boundaries of York Region

• Steeles Avenue marks the York Region/City of Toronto Boundary
• York-Durham Regional Road 30 (York-Durham Line) and York Regional Road 32 (Ravenshoe Road) mark the York Region/Durham Region boundary
• York Regional Road 24 (or Peel Regional Road 50) marks the York Region/Peel Region boundary
• Highway 9 and Holland River form the York Region/Simcoe County boundary

Regional Roads

Regional road #	Proper Name	Western/Northern terminus	Eastern/Southern terminus	Municipality(ies) within York Region	Additional notes/Traffic
	Yonge Street	York Region/Simcoe County boundary	Steeles Avenue	Markham, Vaughan, Richmond Hill, Aurora, Newmarket, East Gwillimbury	Formerly Highway 11. Very busy road with a lot of traffic (especially in Richmond Hill, Markham, and Vaughan). The Viva Blue BRT line runs on Yonge Street.
	Kennedy Road	Lake Drive East in Georgina	Steeles Avenue	Markham, Whitchurch–Stouffville, East Gwillimbury, Georgina	Former sections of Kennedy before the present alignment include Old Kennedy Road, Fresno Circuit, and Main Street Unionville.
	Keele Street	King Road	Steeles Avenue	Vaughan, King	Sometimes referred to as 4th Concession Road
	Highway 7	York Region/Peel Region Boundary	Main Street Markham	Vaughan, Richmond Hill, Markham	This route is a heavily travelled route, especially between Highway 400 and McCowan Road in Vaughan, Richmond Hill, and Markham. Most of Viva Purple and Viva Pink run on Highway 7. This route was part of Ontario Highway 7 before the 1997 downloadings. Portions in Markham was once called Wellington Street (short section exists south of 7 at Markham Road).
	Woodbine Avenue	Lake Drive North in Georgina	Steeles Avenue	Markham, Whitchurch–Stouffville, Georgina	Intersection of Woodbine Avenue and Elgin Mills Road was realigned. The Woodbine By-Pass opened on November 15, 2010. Connect with Highway 404 south of Steeles with southbound onramps.
	Baseline Road	Woodbine Avenue	Dalton Road	Georgina	The road as an undersigned York Regional Road number #88, which makes it the second highest numbered York Regional Road.
	Dalton Road Main Street Sutton (High Street)	Lake Drive North-Baseline Road Dalton Road-Ontario Highway 48	Georgina (Sutton)	Georgina	Two of the roads passes through the centre of the village of Sutton
50px	King Road	York Region/Peel Region Boundary	Yonge Street	Richmond Hill, King	It passes through King City, Nobleton and Oak Ridges. Named for Major John King, British Under-Secretary of State.
	Don Mills Road Leslie Street The Queensway South	Metro Road South/Morton Avenue	Steeles Avenue	Markham, Richmond Hill, Aurora, Newmarket, East Gwillimbury, Georgina	Leslie Street has new commercial and industrial areas in Richmond Hill Don Mills Road replaces Leslie Street from John Street-Steeles Avenue The Queensway passes through the centre of Keswick. Declared to Main Street Keswick in the future.
	Mount Albert Road Bradford Street	Holland Landing Road	York-Durham Line	East Gwillimbury	Connects Holland Landing, Sharon and Mount Albert
	Stouffville Road Main Street Stouffville King–Vaughan Townline	Yonge Street	York-Durham Line	Richmond Hill, Whitchurch–Stouffville	It passes through the centre of Gormley and Stouffville. It is one of the busiest rural roads in York Region. Named for Stouffville founder Abraham Stouffer. King–Vaughan Town Line, which was assumed by York Region in 2012, will become part of this regional road.
	Wellington Street Aurora Road	Dufferin Street	York-Durham Line	King, Aurora, Whitchurch–Stouffville	Pass through the centre of Aurora. The Aurora GO Station can also be found on this road.
50px	Lloydtown-Aurora Road	Highway 27	Bathurst Street	King	Accessible to Highway 400, links Aurora and Lloydtown
	Islington Avenue	Major Mackenzie Drive	Steeles Avenue	Vaughan	Because this road is along the Humber River, this road is very steep at times and contains a lot of curves
	Park Road	Hedge Road in Georgina	Ravenshoe Road	Georgina	The road passes through Sibbald Point Provincial Park, and accessible to Highway 48
	Green Lane	Bathurst Street	Woodbine Avenue	East Gwillimbury	Highway 404's terminus is at Green Lane (until its future extension is complete), and because of that, traffic is busy between Yonge Street and Highway 404
	Pefferlaw Road	Highway 48	Lake Ridge Road (York Region/Durham Region Boundary)	Georgina	Passes through the centre of Pefferlaw
	Highway 50	Peel Regional Road 14 (Mayfield Road)	Steeles Avenue	Vaughan	Forms the boundary between York Region and Peel Region. Most often referred to as Peel Regional Road 50, although the road lies in York Region until Peel Regional Road 14.
	Major Mackenzie Drive	York Region/Peel Region boundary	York-Durham Line	Vaughan, Richmond Hill, Markham	Formerly a rural road, but urban sprawl in Markham and Vaughan has turned this road into an urban thoroughfare. Named after Major Addison Alexander “Lex” Mackenzie, a former provincial politician and World War I veteran.
	St. John's Sideroad 18th Sideroad	Bathurst Street	McCowan Road	Aurora, Whitchurch–Stouffville	No access to Highway 404
50px	Highway 27	Highway 9 or York Region/Simcoe County boundary	Steeles Avenue	Vaughan, King	Formerly Highway 27 (referred to as Highway 27 in Toronto, and Simcoe County Road 27 in Simcoe County)
	Gamble Road 19th Avenue Kirby Road	Dufferin Street	Leslie Street	Richmond Hill, Markham, Vaughan	One of the rural roads in York Region, and extending Kirby Road to Bathurst. Portion named for former York County Warden John William Gamble. Kirby Road, assumed by the region in 2012, will likely become part this regional road.
	York-Durham Line (Also Durham Regional Road 30)	Queensville Sideroad in East Gwillimbury	Steeles Avenue	Markham, Whitchurch–Stouffville, East Gwillimbury	Separates Durham Region and York Region. North of East Gwillimbury road continues as Concession Road 1 and Miles Road terminating at Highway 48; south of Steeles/Taunton Road continues as Scarborough-Pickering Townline terminating at Finch Avenue East.
50px	Davis Drive (Formerly Provincial Highway 9)	Highway 400	York-Durham Region boundary	Newmarket, East Gwillimbury, Whitchurch–Stouffville	One of the busiest rural roads in York Region, separates East Gwillimbury and Whitchurch–Stouffville. Road is still referred to as Davis Drive east into Durham Region. Named for the Davis Leather Company (moved to area by Andrew Davis, son of the founder of Lowell Tannery of King Township and later ran by son Elihu James Davis and Aubrey Davis).
	Ravenshoe Road	Holland River at a dead end	Lakeridge Road (Durham Regional Road 23)	Georgina	Runs from southeast of Keswick to Udora.
	Glenwoods Avenue	The Queensway South	Woodbine Avenue	Georgina	One of the busiest roads of Keswick, from the Queensway South-Woodbine Avenue
	Bayview Avenue Prospect Street	Davis Drive	Steeles Avenue	Markham, Richmond Hill, Aurora, Newmarket	Very busy with a lot of traffic especially in Markham and Richmond Hill. In Newmarket, a handful of York Region's government buildings can be found.
	Bathurst Street	Holland Marsh at a dead end	Steeles Avenue	Vaughan, King, Newmarket	The road was interrupted by the natural landscape in King
	Bloomington Road	Bathurst Street	York-Durham Line	Richmond Hill, Whitchurch–Stouffville	Formerly Highway 47, one of the busiest rural roads in York Region
	Doane Road	Yonge Street	Woodbine Avenue	East Gwillimbury	Runs from Holland Landing to south of Queensville.
	Donald Cousens Parkway	Major Mackenzie Drive	Highway 407	Markham	The road is newly constructed, and therefore the terminus could change in a year-to-year basis. Furthermore, the road is for trucks that have now been banned from Main Street Markham. Formerly called Markham Bypass from 1980s to 1990s, the road is now named after the former mayor of Markham, Donald Cousens.
50px	Elgin Mills Road Teston Road Nashville Road	York Region/Peel Region Boundary	Woodbine Avenue	Vaughan, Richmond Hill, Markham	York Regional Road status was interrupted between Highway 27 and Pine Valley Drive, and also between Keele Street and Dufferin Street.
	Yonge Street	Queensville Sideroad	Yonge Street	East Gwillimbury	The road passes through the centre of Holland Landing and serves as an extension of Yonge Street
	Dufferin Street	Lloydtown-Aurora Road/18th Sideroad	Steeles Avenue	King, Vaughan	Sometimes referred to as 3rd Concession Road
	Jane Street	Highway 9	Steeles Avenue	King, Vaughan	Sometimes referred to as 5th Concession Road
	Weston Road	Highway 9	Steeles Avenue	King, Vaughan	Sometimes referred to as 6th Concession Road
	Pine Valley Drive	Teston Road	Steeles Avenue	Vaughan	Pine Valley Drive's York Regional Road status was interrupted between Langstaff Road and Rutherford Road
	Warden Avenue	Baseline Road	Steeles Avenue	Markham, Whitchurch–Stouffville, East Gwillimbury	Passes through the centre of the developing Downtown Markham and is being widened to 6 lanes from Steeles to Apple Creek Drive to accommodate the anticipated traffic it will bring. Several traffic lights cause traffic to jam frequently up between Apple Creek and Highway 7. Warden Avenue is currently closed for widening bridges between 16th Avenue Major Mackenzie Drive from June 1, 2013 to December 31, 2013, works will be complete widening road from two to four lanes on Warden Avenue between 16th Avenue Major Mackenzie Drive in November 2014. [1]
	McCowan Road	Bloomington Road	Steeles Avenue	Markham, Whitchurch–Stouffville	Markville Mall and several traffic lights in the area cause this road to jam frequently between Highway 407 and Bullock Drive. In East Gwillimbury, York Regional Road 67 passes through Davis Drive (York 31) to Ravenshoe Road (York 32)
	Markham Road Main Street Markham	Highway 407	Steeles Avenue	Markham	Formerly Highway 48 (downloaded in 1997), the road becomes Highway 48 after 16th Avenue.
	Ninth Line	Aurora Road	Steeles Avenue	Markham, Whitchurch–Stouffville	Was at once considered for an expressway. 9th Line borders Cornell and is now changing from a rural road to somewhat of an urban thoroughfare due to urban sprawl, especially in Cornell. Road breaks at Copper Creek Drive and continues due west at Rouge Bank Drive to a dead end south of Sanders Drive near Donald Cousens Parkway; southern portion continues via deteour on Donald Cousens to Steeles Avenue East. Job north of Donald Cousens will be eliminated in future road work by the region.
	14th Avenue Centre Street	Highway 7	York-Durham Line	Markham, Vaughan	York Regional Road status interrupted between Warden Avenue and Bathurst Street. The original road, however, is linked by Alden Road, John Street and Esna Park Drive, but they are not recognized officially as York Regional Road 71.
	Langstaff Road	York Region/Peel Region boundary	Highway 7	Vaughan	The road is interrupted twice. The first time is between Keele Street and Jane Street because of the CN rail yard. The second time is between Islington Avenue and Highway 27 because of the Humber River.
	16th Avenue Carrville Road Rutherford Road	York Region/Peel Region boundary	York-Durham Line	Vaughan, Richmond Hill, Markham	One of the busiest roads in York Region. It is often packed during the rush hour periods between Kennedy Road and Warden Avenue in Markham. Road connects with Castlemore Road west of Highway 50 (now Peel Regional Road 50) in Brampton, Ontario, then as Bovaird Drive (or Peel Regional Road 10) with in Peel Region, in Halton Region (near Norval, Ontario) road is signed as Guelph Street ending at Main Street North in Georgetown, Ontario.
	Mulock Drive Vivian Drive	Bathurst Street	York-Durham Line	Newmarket, Whitchurch–Stouffville	Passes through the Newmarket Theatre. Road likely to named for former Newmarket resident Sir William Mulock.
	Morton Avenue	The Queensway South	Woodbine Avenue	Georgina	Formerly York Regional Road 78
	Queensville Sideroad	Bathurst Street	Woodbine Avenue	East Gwillimbury	Connects River Drive Park, Holland Landing and Queensville.
	Metro Road	The Queensway South	Dalton Road	Georgina	Built on the former railway of the Toronto and York Radial Railway, it passes through the centre of the community of Keswick
	Old Homestead Road Station Road	Metro Road North	Pefferlaw Road	Georgina	Former centre in northern Georgina, leads to the village of Pefferlaw.
	Black River Road	Dalton Road	Park Road	Georgina	Named after Black River in Jackson's Point, Ontario
	Weir's Sideroad	Old Homestead Road	Ravenshoe Road	Georgina	Passes through the village of Virigina and the village of Pefferlaw.
	Victoria Road	Ravenshoe Road	Lake Ridge Road (York Region/Durham Region Boundary)	Georgina	This was also declared as Durham Road 1, north of Ravenshoe Road.
	Holland Landing Road	Yonge Street	Toll Road	East Gwillimbury	Passes through the centre of Holland Landing.
95	Steeles Avenue	York Region/Peel Region boundary	York-Durham Line	Vaughan, Markham	Steeles, like Highway 50, is an unsigned regional road with an internal number. Road named for hotel owner J. C. Steele and Steel's Corner at Yonge Street and Steeles Avenue.
	Highway 427	Zenway Boulevard	Highway 7	Vaughan	York Region built "extension" of Highway 427 runs 700 m (2,300 ft). Regional Road 99 will be bypassed and subsequently removed with the pending northerly extension of Highway 427.

References

• MapArt Golden Horseshoe atlas Pages 300-399