San Fernando's 2026 population is now estimated at 2,022. In 2007, the population of San Fernando was 1,708. San Fernando has grown by 16 in the last year, which represents a 0.8% annual change. These population values and projections come from DIGESTYC Censo de Poblacion y Vivienda 2007 poblacion por municipio and ONEC-DIGESTYC proyecciones municipales de poblacion 2020-2030 revision 2021 .