Pirassununga is a municipality in the state of São Paulo in Brazil, with an altitude of 627 meters. The population is 76,877 in an area of 727 km².
Situated in the southeast region of Brazil, the city is home to many important institutions, one being the Brazilian Air Force Academy. All current and future officers of the Brazilian Air Force are trained here. Pirassununga is also home to Fort Anhaguera, which once hosted the 13th Mechanized Cavalry Regiment of the Brazilian army.
In addition to being an important region for the Brazilian military, Pirassununga is a hub for the agriculture and environmental sciences of Brazil. The University of São Paulo's Faculdade de Zooteecnia e Engenharia de Alimentos, which translates to the College of Animal Science and Food Engineering, is located in the city. Pirassununga is also the location of CEPTA, the National Research and Conservation Center of Continental Aquatic Biodiversity, which is associated with the Chico Mendes Institute, an important research and conservation center in Brasília, the capital of Brazil.