Saint-Edmond-de-Grantham is a municipality in the Centre-du-Québec region of Quebec.

The population as of the Canada 2021 Census was 804.

In the 2021 Census of Population conducted by Statistics Canada, Saint-Edmond-de-Grantham had a population of 804 living in 301 of its 324 total private dwellings, a change of 5.5% from its 2016 population of 762.

With a land area of 48.29 km2 (18.64 sq mi), it had a population density of 16.6/km2 (43.1/sq mi) in 2021.

[5] Population trend:[6] Mother tongue language (2021)[7]