Imperatriz
| Imperatriz, Maranhão | |
|---|---|
| Municipality | |
| The Municipality of Imperatriz | |
| Nickname: Portal da Amazônia (Amazon Portal) | |
| Motto(s): Paz e Progresso (Peace and Progress) | |
| Location of Imperatriz in the State of Maranhão | |
| Country | Brazil | 
| Region | Northeast | 
| State | Maranhão | 
| Founded | July 16, 1856 | 
| Government | |
| • Mayor | Rildo Amaral (PP) | 
| Area | |
|  • Municipality | 1,367.9 km2 (528.1 sq mi) | 
| Elevation | 95 m (312 ft) | 
| Population  (2020 ) | |
|  • Municipality | 259,337 (110 th) | 
| • Metro | 526,116 | 
| Time zone | UTC-3 (UTC-3) | 
| • Summer (DST) | UTC-2 (UTC-2) | 
| Postal code | 65900-000 | 
| Area code | +55 99 | 
| HDI (2000) | 0.722 – high | 
| Website | Imperatriz, Maranhão | 
Imperatriz is a Brazilian municipality in the state of Maranhão. The city extends along the northeastern bank of the Tocantins River and is crossed by the Belém-Brasília Highway, standing on the border with the state of Tocantins.