Anhanguera is a municipality in south Goiás state, Brazil. In 2020 the population was 1,190 and the total area of the municipality was 57.0 …Anhanguera is a municipality in south Goiás state, Brazil. In 2020 the population was 1,190 and the total area of the municipality was 57.0 km², making it the smallest municipality in the state of Goiás and the smallest in all Central-West Brazil, both in population and area.