The Goiânia Microregion is a region in central Goiás state, Brazil. It includes 17 municipalities with a population of 2,032,305 (2007) in a total area of 6,848.00 km².
The most important cities are Goiânia (1,244.645 inhabitants), Aparecida de Goiânia (475,303 inhabitants) , and Trindade (97,491 inhabitants).
The smallest municipality in population is Santo Antônio de Goiás with 3,893 inhabitants.
The largest municipality in area is Bela Vista de Goiás with 1,280.9 km². The smallest is Terezópolis de Goiás with 107.3 km².