Jiquilisco's 2026 population is now estimated at 50,477. In 2007, the population of Jiquilisco was 47,784. Jiquilisco has grown by 269 in the last year, which represents a 0.54% 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 .