It was created prior to the 1975 provincial election and eliminated in 1996, when its territory was incorporated into the riding of Scarborough Centre.

Four Members of Provincial Parliament represented the riding during its history.

The most notable was David Warner who served as Speaker of the Legislature from 1990 to 1995.

Scarborough—Ellesmere occupied the west central part of Scarborough.

It then followed Eglinton west to back to Victoria Park Avenue.