Scarborough—Rouge River (federal electoral district)

It stretched from Highway 401 in the south to Steeles Avenue in the north.

[4][5] Chinese make up 30.8%, South Asian 32.8% (all South Asian countries), Black 10.7%, White 8.7% Tamil is the mother tongue for 13.2% of the population,[6] which is the highest such percentage for that language among all ridings; likewise for Tamil as a home language (10.5%).

[7] 13.6% of the population is Hindu, the 2nd highest in Canada after Brampton East.

It was bounded on the north and east by the city limits, and on the south and west by a line drawn southwest from the eastern city limit along Highway 401 and Kingston Road, west along Highland Creek, north along Morningside Avenue, west along Ellesmere Road and north along the Canadian National Railway line to the northern city limit.

Following the 2012 federal electoral boundaries redistribution, the riding was split between Scarborough North and Scarborough—Rouge Park.

Map of Scarborough-Rouge River
The former borders of Scarborough—Rouge River, in place from 1996 to 2004. These borders are still those represented in the Ontario legislature and on Toronto city council
The borders of Scarborough—Rouge River, in place from 1987 to 1996
Conservative signs remain on Markham Road in Scarborough—Rouge River in the wake of the Liberals' defence of the riding