| Official Name: | Alta Floresta, Mato Grosso |
| Settlement Type: | Municipality |
| Motto: | A força da União (The force of union) |
| Mapsize: | 250px |
| Pushpin Map: | Brazil |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Brazil |
| Subdivision Type: | Country |
| Subdivision Name: |  Brazil |
| Subdivision Type1: | Region |
| Subdivision Name1: | Center-West |
| Subdivision Type2: | State |
| Subdivision Name2: | Mato Grosso |
| Subdivision Type3: | Mesoregion |
| Subdivision Name3: | Norte Mato-Grossense |
| Leader Title: | Mayor |
| Leader Name: | Valdemar Gamba (PSD) |
| Established Title: | Founded |
| Established Date: | May 19, 1976 |
| Unit Pref: | Imperial |
| Area Total Km2: | 8,947.069 |
| Population As Of: | 2022 [1] |
| Population Total: | 58,613 |
| Population Density Km2: | auto |
| Timezone: | BRT |
| Utc Offset: | -3 |
| Coordinates: | -12.545°N -55.7108°W |
| Elevation M: | 283 |
| Blank Name: | Demonym |
| Blank Info: | altaflorestense, florestense |
| Founder: | Ariosto da Riva [2] |
Alta Floresta (Portuguese for "High Forest") is a municipality in Mato Grosso, Brazil. It is located at around -9.8861°N 56.0872°W.
The municipality is served by Piloto Osvaldo Marques Dias Airport.
The municipality contains a small part of the Cristalino State Park, created in 2001.