Thornhill, Ontario
Thornhill is a suburban district in the Regional Municipality of York in Ontario, Canada. The western portion of Thornhill is within the City of Vaughan and its eastern portion is within the City of Markham, with Yonge Street forming the boundary between Vaughan and Markham. Thornhill is situated along the northern border of Toronto, centred on Yonge, and is also immediately south of the City of Richmond Hill. Once a police village, Thornhill is still a postal designation. As of 2016, its total population, including both its Vaughan and Markham sections, was 112,719. History Early history Thornhill was founded in 1794. The original boundaries were the northern bounds of the Ladies Golf Club on the east side of Yonge and further north on the west side of Yonge; southern end between John Street and Arnold Avenue/Elgin Street. Its first settlers on Yonge Street in Thornhill were Asa Johnson (who settled on the Vaughan side) and Nicholas Miller (c. 1760–1810; who settled on the Markham side). Of particular importance was the arrival of Benjamin Thorne (January 4, 1794 – July 2, 1848) in 1820 from Dorset, England, who was operating a gristmill, a sawmill, and a tannery in the community. The