San Marcos's 2026 population is now estimated at 22,334. In 1971, the population of San Marcos was 3,491. San Marcos has grown by 111 in the last year, which represents a 0.5% annual change. These population values and projections come from Nicaragua city census-estimate series 1971-2023 via CityPopulation official attribution and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Managua | 1,064,326 | 0.29% |
| Leon | 180,731 | 0.65% |
| Tipitapa | 161,717 | 2.4% |
| Masaya | 147,669 | 1.62% |
| Ciudad Sandino | 140,184 | 2.45% |
| Matagalpa | 118,859 | 1.37% |
| Chinandega | 117,607 | 0.55% |
| Esteli | 114,993 | 0.84% |
| Granada | 109,483 | 0.86% |
| Puerto Cabezas | 93,567 | 2.74% |
| Mateare | 73,015 | 4.62% |
| Jinotega | 59,913 | 1.32% |
| Bluefields | 57,753 | 0.78% |
| El Viejo | 55,162 | 1.1% |
| Juigalpa | 55,148 | 0.63% |
| Ocotal | 52,155 | 1.73% |
| Jalapa | 47,200 | 2.56% |
| Diriamba | 45,849 | 0.88% |
| Chichigalpa | 45,288 | 0.75% |
| Nueva Guinea | 42,878 | 1.58% |
| Jinotepe | 41,399 | 0.64% |
| San Rafael del Sur | 40,352 | 2.05% |
| Rivas | 36,672 | 0.65% |
| Nindiri | 32,228 | 2.23% |
| Boaco | 27,001 | 0.76% |
| Nagarote | 26,864 | 1% |
| Siuna | 26,846 | 2.38% |
| Sebaco | 26,099 | 0.32% |
| El Rama | 25,340 | 1.91% |
| Masatepe | 24,680 | 1.84% |
| La Paz Centro | 24,282 | 0.62% |
| Ciudad Dario | 24,169 | 0.9% |
| Nandaime | 22,745 | 1.08% |
| San Marcos | 22,334 | 0.5% |
| Somotillo | 21,848 | 2.01% |
| Somoto | 21,562 | 0.41% |
| Mulukuku | 21,268 | 3.63% |
| La Concepcion | 19,989 | 1.73% |
| Ticuantepe | 19,943 | 2.56% |
| Rio Blanco | 19,204 | 1.34% |
| Corinto | 18,814 | 0.29% |
| Diriomo | 18,562 | 2.35% |
| Matiguas | 18,065 | 2.4% |
| Rosita | 17,974 | 2.71% |
| Camoapa | 17,881 | 0.68% |
| San Carlos | 17,390 | 0.24% |
| San Jose de Bocay | 17,210 | 5.12% |
| Wiwili de Jinotega | 17,131 | 3.33% |
| Bonanza | 16,306 | 2.51% |
| Waspam | 15,561 | 3.07% |
| Larreynaga | 15,338 | 0.89% |
| Waslala | 15,297 | 5.13% |
| El Tuma - La Dalia | 15,094 | 2.95% |
| Santo Tomas | 14,809 | 0.6% |
| San Juan de Rio Coco | 14,164 | 2.59% |
| Villa El Carmen | 13,808 | 3.09% |
| El Tortuguero | 13,478 | 5.12% |
| Villanueva | 13,434 | 2.02% |
| El Cua | 13,366 | 4.45% |
| Laguna de Perlas | 13,344 | 4.67% |
| La Trinidad | 13,324 | 0.6% |
| El Sauce | 12,632 | 2.01% |
| Condega | 12,566 | 1.02% |
| Quilali | 12,357 | 2.43% |
| Muelle de los Bueyes | 11,858 | 1.65% |
| El Crucero | 11,230 | 1.9% |
| El Jicaro | 11,037 | 1.86% |
| Telica | 10,725 | 1.77% |
| Acoyapa | 10,669 | 0.74% |