The district contains the towns of Newmarket, Aurora, and a very small portion of East Gwillimbury.

According to the 2006 census, 121,924 people are represented in the House of Commons in this riding.

Retail trade and the service sector are also important to the economy.

The riding consists of that part of the Regional Municipality of York comprising the town of Newmarket, the part of the town of Aurora north of Wellington street, and the part of the town of East Gwillimbury south of Green Lane and west of Highway 404.

Ethnic groups: 60.5% White, 13.8% Chinese, 6.6% West Asian, 4.4% South Asian, 2.6% Black, 2.1% Filipino, 2.0% Southeast Asian, 1.6% Latin American, 1.5% Indigenous, 1.2% Korean, 1.1% Arab Languages: 61.2% English, 6.3% Mandarin, 4.8% Persian, 3.8% Cantonese, 2.8% Russian, 1.5% Italian, 1.4% Spanish, 1.0% French, 1.0% Tagalog Religions: 49.7% Christian (23.5% Catholic, 4.7% Christian Orthodox, 3.9% Anglican, 3.4% United Church, 1.5% Presbyterian, 12.7% Other), 6.1% Muslim, 2.2% Buddhist, 1.9% Jewish, 1.5% Hindu, 37.6% None Median income: $42,800 (2020) Average income: $59,350 (2020) Riding associations are the local branches of the national political parties: This riding has elected the following members of Parliament: