Viacha's 2026 population is now estimated at 120,894. In 2012, the population of Viacha was 77,981. Viacha has grown by 3,728 in the last year, which represents a 3.18% annual change. These population values and projections come from INE Bolivia Ficha Resumen CNPV 2012 population by municipality, INE Bolivia Censo 2024 municipal population results and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Santa Cruz de la Sierra | 1,647,330 | 1.12% |
| El Alto | 894,833 | 0.51% |
| La Paz | 757,431 | 0% |
| Cochabamba | 674,128 | 0.65% |
| Oruro | 305,724 | 1.23% |
| Sucre | 305,012 | 1.38% |
| Tarija | 246,361 | 1.58% |
| Sacaba | 228,931 | 2.22% |
| Potosi | 224,592 | 1.34% |
| Quillacollo | 172,934 | 1.84% |
| Warnes | 163,718 | 4.04% |
| La Guardia | 161,232 | 4.47% |
| Trinidad | 133,629 | 1.94% |
| Montero | 130,743 | 1.51% |
| Viacha | 120,894 | 3.18% |
| Cotoca | 117,815 | 5.13% |
| Riberalta | 115,001 | 2.11% |
| Yacuiba | 99,570 | 0.99% |
| Villa Tunari | 98,919 | 2.72% |
| Colcapirhua | 69,524 | 2.24% |