Akaa (Swedish: Ackas) is a town and a municipality in Pirkanmaa, Finland.

Akaa's neighboring municipalities are Hämeenlinna, Lempäälä, Urjala, Valkeakoski and Vesilahti.

The city of Tampere, the capital of the Pirkanmaa region, is located 43 kilometres (27 mi) north of Akaa.

Akaa, as well as the town of Toijala and the former municipality of Viiala are situated by the lake Vanajavesi, which is the most central watercourse in the Tavastia Proper region as well as in the southern parts of the Pirkanmaa region.

[6] The chart below, describing the development of the total population of Akaa from 1975 to 2020, encompasses the municipality's area as of 2021.