Reynosa's 2021 population is now estimated at 917,021. In 1950, the population of Reynosa was 34,269. Reynosa has grown by 17,937 since 2015, which represents a 2.00% 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 Reynosa, which typically includes Reynosa's population in addition to adjacent suburban areas.