Loimaan kunta (; ; literally "Municipality of Loimaa", until 1921 Loimaa, 1921âÂÂ1977 Loimaan maalaiskunta; ) is a former municipality of Finland. It was merged to the town of Loimaa in the beginning of 2005.
It was located in the province of Western Finland and was part of the Southwest Finland region. The municipality had a population of 5,909 (2003) and covered an area of 434.08 kmò of which 1.52 kmò was water. The population density was 13.6 inhabitants per kmò.
The municipality was unilingually Finnish.