Cuscatancingo's 2026 population is now estimated at 76,014. In 2007, the population of Cuscatancingo was 66,400. Cuscatancingo has grown by 55 in the last year, which represents a 0.07% 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 .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| San Salvador | 333,295 | -0.18% |
| Soyapango | 258,274 | -0.02% |
| Santa Ana | 249,665 | 0.05% |
| San Miguel | 213,496 | -0.07% |
| Apopa | 154,611 | -0.14% |
| Mejicanos | 133,594 | -0.27% |
| Ahuachapan | 130,348 | 0.94% |
| Santa Tecla | 127,393 | 0% |
| Delgado | 124,072 | 0.16% |
| Colon | 122,944 | 0.52% |
| Ilopango | 120,166 | 0.14% |
| Tonacatepeque | 102,969 | -0.11% |
| San Martin | 93,009 | 0.08% |
| Opico | 91,782 | 0.52% |
| Izalco | 88,126 | 0.61% |
| Zacatecoluca | 85,215 | 0.9% |
| Sonsonate | 81,887 | 0.38% |
| Chalchuapa | 77,626 | 0.43% |
| Cuscatancingo | 76,014 | 0.07% |
| Metapan | 73,688 | 0.63% |