Deer Park is an affluent neighbourhood in Toronto, Ontario, Canada, centred on the intersection of Yonge Street and St. Clair Avenue. Its boundaries are the Vale of Avoca section of Rosedale ravine in the east, Farnham Avenue and Jackes Avenue in the south, Avenue Road and Oriole Parkway in the west, the Belt Line trail in the north on the west side of Yonge Street, and Glen Elm Avenue in the north on the east side of Yonge Street. For the purposes of social policy analysis and research, the City of Toronto government’s Social Development & Administration division includes Deer Park within the City of Toronto's official "Rosedale-Moore Park" and "Yonge-St.Clair" neighbourhood profiles. The neighbourhood is in Ward 22, represented by Councillor Josh Matlow at Toronto city council.