Alto Parnaíba

Alto Parnaíba
municipality
Cachoeira das Tabocas
Location of Alto Parnaíba
Coordinates: 09°06′39″S 45°55′48″W / 9.11083°S 45.93000°W / -9.11083; -45.93000
CountryBrazil
RegionNortheast
StateMaranhão
FoundedMay 19, 1866
Government
 • MayorRanieri Avelino Soares
Area
 • Total
11,132.105 km2 (4,298.130 sq mi)
Population
 (2020 )
 • Total
11,212
 • Density0.9/km2 (2.3/sq mi)
Time zoneUTC−3 (BRT)
HDI (2000)0.636 – medium

Alto Parnaíba is a Brazilian municipality in the southernmost tip of the state of Maranhão. In 2020, the city's population was 11,212.

The municipality contains part of the 724,324 hectares (1,789,840 acres) Nascentes do Rio Parnaíba National Park, created in 2002.