The riding includes the neighbourhoods of Eatonville (part), Islington-City Centre West (part), Richview, Humber Heights - Westmount, Eringate – Centennial – West Deane, Markland Wood, Princess Gardens, Thorncrest Village and Humber Valley Village in the former city of Etobicoke, Toronto.

On May 18, 2012, the Ontario Superior Court declared the 2011 federal election results for this district to be null and void.

On May 28, 2012, however, the incumbent Member of Parliament, Ted Opitz, filed an appeal with the Supreme Court of Canada.

On October 25, 2012, the Supreme Court allowed Opitz's appeal and quashed the order for a by-election.

It has elected five members of the House of Commons of Canada: According to the 2021 Canadian census[5] Languages: 52.7% English, 4.2% Italian, 3.6% Ukrainian, 3.4% Spanish, 2.8% Portuguese, 2.6% Polish, 2.5% Serbian, 1.4% Russian, 1.4% Tagalog, 1.4% Albanian, 1.3% Korean, 1.1% Mandarin Religions: 67.8% Christian (41.2% Catholic, 7.6% Christian Orthodox, 3.0% Anglican, 2.8% United Church, 1.4% Presbyterian, 11.8% other), 6.9% Muslim, 2.5% Hindu, 1.2% Buddhist, 20.3% none Median income: $44,400 (2020) Average income: $69,200 (2020)