Atua's 2026 population is now estimated at 25,142. In 1981, the population of Atua was 19,837. Atua has grown by 248 in the last year, which represents a 1% annual change. These population values and projections come from Samoa region census series via CityPopulation and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Tuamasaga | 112,345 | 1.6% |
| Apia | 112,345 | 1.6% |
| A'ana | 25,933 | 1.09% |
| Atua | 25,142 | 1% |
| Fa'asaleleaga | 16,214 | 1.8% |
| Palauli | 9,202 | -0.11% |
| Vaisigano | 6,978 | 0.65% |
| Satupa'itea | 5,549 | 0.54% |
| Aiga-i-le-Tai | 4,971 | -0.12% |
| Gaga'ifomauga | 4,717 | -0.34% |
| Gaga'emauga | 4,321 | -4.87% |
| Va'a-o-Fonoti | 1,741 | 0.69% |
