It was created during the 1976 electoral boundaries redistribution from parts of Parkdale, High Park—Humber Valley, Davenport and Spadina districts.

According to the 2016 census, Parkdale—High Park has the lowest percentage of visible minorities (26.2%) among all City of Toronto ridings; it also has the highest percentage of people of Irish (20.0%), German (9.8%), and French (8.9%) ethnic origin of all City of Toronto ridings.

[3] In 1996, it was defined to consist of the parts of the cities of Toronto and York bounded on the west by the city limits of Toronto and York, and on the north, east and south by a line drawn east along the Canadian Pacific Railway, southeast along the Canadian National Railway, south along Atlantic Avenue, west along the Gardiner Expressway, and south along the southerly production of Spencer Avenue.

However, the 2023 representation orders did change the name by adding "Taiaiako'n" to the beginning of the name, and the boundaries had significant changes in the north, including much of traditional area of the old City of West Toronto that was part of the old High Park electoral district pre-1976.

[1] According to the 2021 Canadian census[4] Ethnic groups: 69.1% White, 6.0% Black, 5.1% South Asian, 3.9% Chinese, 2.7% Filipino, 2.7% Latin American, 1.9% Southeast Asian, 1.8% Indigenous Languages: 65.8% English, 2.7% Polish, 2.4% Spanish, 1.8% French, 1.8% Portuguese, 1.6% Tibetan, 1.5% Russian, 1.4% Ukrainian, 1.1% Tagalog, 1.0% Vietnamese, 1.0% Serbian, 1.0% Cantonese Religions: 43.1% Christian (24.1% Catholic, 4.0% Christian Orthodox, 2.8% Anglican, 2.6% United Church, 6.7% Other), 3.5% Buddhist, 2.9% Muslim, 2.0% Jewish, 1.9% Hindu, 45.3% None Median income: $46,800 (2020) Average income: $72,800 (2020) Riding associations are the local branches of political parties: This riding has elected the following members of Parliament: