Singapore's 2025 population is now estimated at 6,157,270. In 1950, the population of Singapore was 1,016,430. Singapore has grown by 38,070 in the last year, which represents a 0.62% 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 Singapore, which typically includes Singapore's population in addition to adjacent suburban areas.