According to the 2021 Canadian census[6] Ethnic groups: 96.6% White, 1.7% IndigenousLanguages: 96.0% French, 1.7% English Religions: 71.1% Christian (64.2% Catholic, 6.9% Other) 28.3% None Median income: $48,400 (2020)Average income: $57,150 (2020) The district includes the Regional County Municipalities of Portneuf and La Jacques-Cartier as well as the municipality of Saint-Augustin-de-Desmaures.

The main communities are Saint-Augustin-de-Desmaures, Donnacona, Lac-Beauport, Neuville, Pont-Rouge, Shannon, Stoneham-et-Tewkesbury, Saint-Raymond, Sainte-Catherine-de-la-Jacques-Cartier, and Deschambault-Grondines.

The electoral district was created in the British North America Act of 1867 as "Portneuf".

The Conservative Party did not run a candidate in Portneuf—Jacques-Cartier in the 2008 and 2011 elections as incumbent independent André Arthur was a self-described libertarian who consistently voted with and supported the Conservative Party in the House of Commons.

Joly de Lotbinière was appointedController of Inland Revenue, 11 July 1896