Rio Largo
| Rio Largo | |
|---|---|
| Lourenço de Albuquerque train station | |
| Location of Rio Largo in Alagoas | |
| Coordinates: 9°28′40″S 35°51′10″W / 9.47778°S 35.85278°W | |
| Country | Brazil | 
| Region | Northeast | 
| State | Alagoas | 
| Founded | 31 March 1938 | 
| Government | |
| • Mayor | Pedro Carlos da Silva Neto (PP) (2025-2028) | 
| • Vice Mayor | Peterson Henrique da Silva Santos (PP) (2025-2028) | 
| Area | |
|  • Total | 293.816 km2 (113.443 sq mi) | 
| Elevation | 130 m (430 ft) | 
| Population  (2022) | |
|  • Total | 93,927 | 
| • Density | 319.68/km2 (828.0/sq mi) | 
| Demonym | Rio-larguense (Brazilian Portuguese) | 
| Time zone | UTC-03:00 (Brasília Time) | 
| Postal code | 57100-000, 57110-000 | 
| HDI (2010) | 0.643 – medium | 
| Website | riolargo.al.gov.br | 
Rio Largo is a municipality located in the Brazilian state of Alagoas. Its population was 75,394 (2020) and its area is 309 km².