Brest's 2025 population is now estimated at 370,503. In 1950, the population of Brest was 65,685. Brest has grown by 1,581 in the last year, which represents a 0.43% annual change. These population estimates and projections come from the latest revision of the UN World Urbanization Prospects . These estimates represent the Urban agglomeration of Brest, which typically includes Brest's population in addition to adjacent suburban areas.