| Official Name: | Martinópolis |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -22.1458°N -51.1708°W |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | Region |
| Subdivision Name1: | Southeast |
| Subdivision Type2: | State |
| Subdivision Name2: | São Paulo |
| Subdivision Type3: | Mesoregion |
| Subdivision Type4: | Microregion |
| Subdivision Type5: | Metrop. region |
| Leader Title: | Mayor |
| Elevation M: | 488 |
| Area Total Km2: | 1254 |
| Population Total: | 26,628 |
| Population As Of: | 2020 [1] |
| Population Density Km2: | auto |
| Blank Name Sec1: | HDI |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Area Code Type: | Area code |
Martinópolis is a municipality in the state of São Paulo in Brazil. The population is 26,628 (2020 est.) in an area of 1254 km2.[2] The elevation is 488 m.
The municipality was created by state law in 1938.[3]
In telecommunications, the city was served by Telecomunicações de São Paulo.[4] In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012. The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).[5]