Barra do Pirai's 2025 population is now estimated at 103,897. In 2010, the population of Barra do Pirai was 94,778. Barra do Pirai has grown by 3,133 in the last year, which represents a 0.61% annual change.
| City | 2025 Pop. ↓ | Growth |
|---|---|---|
| Sao Paulo | 22,990,000 | 0.8% |
| Rio de Janeiro | 13,923,200 | 0.72% |
| Belo Horizonte | 6,351,680 | 0.81% |
| Brasilia | 4,990,930 | 1.13% |
| Recife | 4,344,050 | 0.9% |
| Fortaleza | 4,284,450 | 0.9% |
| Porto Alegre | 4,268,960 | 0.69% |
| Salvador | 4,029,910 | 0.87% |
| Curitiba | 3,889,140 | 0.95% |
| Campinas | 3,491,580 | 0.96% |
| Goiania | 2,927,080 | 1.27% |
| Belem | 2,453,800 | 0.89% |
| Manaus | 2,434,640 | 1.15% |
| Grande Vitoria | 2,220,560 | 1.08% |
| Baixada Santista | 1,981,790 | 0.85% |
| Natal | 1,575,050 | 1.2% |
| Grande Sao Luis | 1,548,210 | 0.79% |
| Joao Pessoa | 1,447,780 | 0.88% |
| Maceio | 1,387,920 | 0.87% |
| Joinville | 1,374,630 | 0.93% |