EAST YORK

borough that, with the cities of North York, Toronto, Scarborough, York, and Etobicoke, constitute Metropolitan Toronto, southeastern Ontario, Canada. It is bordered by the cities of Toronto (south and west), North York (north), and Scarborough (east). A planned industrial and residential urban complex, it was established on Jan. 1, 1967, through the amalgamation of the former East York Township (created in 1924 from York Township) and the former town of Leaside (settled by James Lea in 1819 and incorporated in 1913). The two communities were first linked in 1927 by a viaduct over the Don River. Pop. (1991) 102,696.