Guigang's 2021 population is now estimated at 917,484. In 1950, the population of Guigang was 24,191. Guigang has grown by 26,311 since 2015, which represents a 2.95% 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 Guigang, which typically includes Guigang's population in addition to adjacent suburban areas.