Estanzuelas's 2026 population is now estimated at 9,168. In 2007, the population of Estanzuelas was 9,015. Estanzuelas experienced a decrease of -1 residents over the past year, marking an annual decline of -0.01%. 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 .