| Official Name: | Piranhas |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -16.4164°N -51.8158°W |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | Region |
| Subdivision Name1: | Central-West |
| Subdivision Type2: | State |
| Subdivision Name2: | Goiás |
| Subdivision Type3: | Mesoregion |
| Subdivision Type4: | Microregion |
| Subdivision Name4: | Aragarças Microregion |
| Subdivision Type5: | Metrop. region |
| Leader Title: | Mayor |
| Elevation M: | 389 |
| Area Total Km2: | 2047 |
| Population Total: | 10,272 |
| Population As Of: | 2020 [1] |
| Population Density Km2: | auto |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Postal Code: | 76230-000 |
| Area Code Type: | Area code |
Piranhas is a municipality in western Goiás state, Brazil. It is a large producer of milk and has a large herd of cattle.
Piranhas is located on the Piranhas River and is served by highways: BR-158, which connects Jataí to Aragarças; and GO-060, which connects Piranhas to Iporá.
The distance to the state capital, Goiânia, is 321 km. Highway connections are made by GO-060 / Trindade / Nazário / São Luís de Montes Belos / Israelândia / Iporá / Arenópolis.
Municipal boundaries are with:
The population density was 5.44 inhabitants/km2 in 2007. There were 8,872 urban dwellers and 2,267 rural dwellers. The population has declined by about 4,000 people since 1980.
The economy is based on mining, agriculture, cattle raising, services, public administration, and small transformation industries. In 2007 there were 19 small transformation industries and 128 commercial units. There were three banks: Banco do Brasil S.A. - BRADESCO S.A. - Banco Itaú S.A. There were two dairies: Maroca Indústria de Laticínios. - Lactosul Ind. de Laticínios Ltda (May 2006)
The main crops in 2006 were pineapple, rice, bananas, beans, manioc, soybeans, and corn. The cattle herd was large with 192,000 head in 2006.
Agricultural data 2006
In 2006 there were 12 schools, 103 classrooms, 194 teachers, and 3,602 students. In 2007 there were 3 hospitals with 87 beds.
There is potential for eco-tourism with conditions for hiking, going down rapids, and other sports activities practiced near nature. The São Domingos river is ideal for canoeing, and descending on rafts or tire-tubes. Hikers can walk through virgin forests, which have unexplored caves.
Settlement began in 1948 when engineers and workers building the road between Caiapônia and Aragarças arrived in the region and set up camp on the banks of the Piranhas River. A settlement was created with the name of Piranhas, after the river. In 1952 it became a district of Caiapônia, receiving its municipal autonomy in 1953.