List of numbered roads in York Region

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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 include King–Vaughan Town Line and Kirby Sideroad. Most north-south roads originating in Toronto retains the proper names from south of Steeles Avenue.

Roads on Georgina Island are maintained by Chippewas of Georgina Island First Nation despite the island being within York Region.

Roads are generally paved with some gravel roads in less populated areas. Before the 20th Century most cleared roads were dirt roads.