Kuching's 2025 population is now estimated at 663,317. In 1950, the population of Kuching was 74,191. Kuching has grown by 10,997 in the last year, which represents a 1.69% 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 Kuching, which typically includes Kuching's population in addition to adjacent suburban areas.