North Fraser County, British Columbia

North Fraser County is the most populous county in the Canadian province of British Columbia. It is home to the provincial capital of New Westminster which also serves as North Fraser County's administrative seat, as well as Vancouver, British Columbia's most populous city, and thus forms the central part of Metro Vancouver, generally coterminous known as the Lower Mainland. In February 2020 North Fraser County had a population of 3,329,896, making it by far the most populous of the Lower Mainland's six counties.

Along with the Lower Mainland's six other counties, North Fraser County is policed entirely by the Lower Mainland Constabulary (LMC), except for law enforcement operations at the provincial level, which are handled by the British Columbia Provincial Police, and at the federal level by the Royal Canadian Mounted Police.

Municipalities
Below is a list of all municipalities in North Fraser County, arranged in descending order by population (according to the 2016 census); there are no unincorporated communities within the county: