Salem's 2021 population is now estimated at 1,123,873. In 1950, the population of Salem was 197,339. Salem has grown by 21,410 since 2015, which represents a 1.94% 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 Salem, which typically includes Salem's population in addition to adjacent suburban areas.