Zarqa's 2021 population is now estimated at 737,085. In 1950, the population of Zarqa was 24,523. Zarqa has grown by 7,865 since 2015, which represents a 1.08% 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 Zarqa, which typically includes Zarqa's population in addition to adjacent suburban areas.