Joao Pessoa's 2021 population is now estimated at 1,393,345. In 1950, the population of Joao Pessoa was 117,404. Joao Pessoa has grown by 15,096 since 2015, which represents a 1.10% 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 Joao Pessoa, which typically includes Joao Pessoa's population in addition to adjacent suburban areas.