San Rafael's 2026 population is now estimated at 3,676. In 2007, the population of San Rafael was 4,264. San Rafael has grown by 6 in the last year, which represents a 0.16% 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 .