Loimaa

Loimaa (Finnish:; historical Swedish: Loimijoki) is a town and municipality of Finland.

It is located in the province of Western Finland and is part of the Southwest Finlandregion. The municipality has a population of 15,124 (31 December 2025) and covers an area of 851.93 square kilometers (328.93 sq mi) of which 3.96 km (1.53 sq mi) is water. The population density is 17.83 inhabitants per square kilometer (46.2/sq mi).

Loimaa's neighboring municipalities are Huittinen, Humppila, Koski Tl, Marttila, Oripää, Punkalaidun, Pöytyä, Somero, Säkylä and Ypäjä.