Loimaa

Loimaa
Town
Loimaan kaupunki
Loimaa stad
Loimaa Municipal office building
Location of Loimaa in Finland
Coordinates: 60°51′N 023°03.5′E / 60.850°N 23.0583°E / 60.850; 23.0583
Country Finland
RegionSouthwest Finland
Sub-regionLoimaa
Market town1921
Town privileges1969
Government
 • Town managerJari Rantala
Area
 (2018-01-01)
 • Total
851.93 km2 (328.93 sq mi)
 • Land848.09 km2 (327.45 sq mi)
 • Water3.96 km2 (1.53 sq mi)
 • Rank92nd largest in Finland
Population
 (2025-06-30)
 • Total
15,248
 • Rank72nd largest in Finland
 • Density17.98/km2 (46.6/sq mi)
Population by native language
 • Finnish93.7% (official)
 • Swedish0.2%
 • Others6.1%
Population by age
 • 0 to 1413.6%
 • 15 to 6455.7%
 • 65 or older30.7%
Time zoneUTC+02:00 (EET)
 • Summer (DST)UTC+03:00 (EEST)
Postal code
32200
ClimateDfc
Websitewww.loimaa.fi

Loimaa (Finnish: [ˈloi̯mɑː]; 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 Finland region. The municipality has a population of 15,248 (30 June 2025) and covers an area of 851.93 square kilometers (328.93 sq mi) of which 3.96 km2 (1.53 sq mi) is water. The population density is 17.98 inhabitants per square kilometer (46.6/sq mi).

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