In the 2016 Census of Population conducted by Statistics Canada, Yellowhead County had a population of 10,995 living in 4,309 of its 5,048 total private dwellings, a  change from its 2011 population of 10,469.
According to the 2016 Census of Population carried out by Statistics Canada, Yellowhead County had a resident population of 10,995 people living in 4,309 of its total 5,048 private residences, with a notable shift from its 2011 population of 10,469.