Raisio

Raisio
Reso
Town
Raision kaupunki
Reso stad
Market place in Raisio
Location of Raisio in Finland
Coordinates: 60°29′09″N 22°10′09″E / 60.48583°N 22.16917°E / 60.48583; 22.16917
Country Finland
RegionSouthwest Finland
Sub-regionTurku sub-region
Metropolitan areaTurku metropolitan area
First records1292
City rights1974
Government
  Town managerAri Korhonen
Area
 (2018-01-01)
  Total
50.06 km2 (19.33 sq mi)
  Land48.76 km2 (18.83 sq mi)
  Water1.3 km2 (0.5 sq mi)
  Rank306th largest in Finland
Population
 (2025-03-31)
  Total
25,817
  Rank40th largest in Finland
  Density529.47/km2 (1,371.3/sq mi)
Population by native language
  Finnish85% (official)
  Swedish1.4%
  Others13.6%
Population by age
  0 to 1415.6%
  15 to 6461.2%
  65 or older23.3%
Time zoneUTC+02:00 (EET)
  Summer (DST)UTC+03:00 (EEST)
ClimateDfb
Websiteraisio.fi/en

Raisio (Finnish: [ˈrɑi̯sio]; Swedish: Reso) is a town in Finland, located in the Southwest Finland region. It lies north of the regional capital, Turku. The population of Raisio is approximately 26,000, while the sub-region has a population of approximately 352,000. It is the 40th most populous municipality in Finland, and the third largest municipality in the Southwest Finland region after Turku ja Kaarina.

The town of Raisio has a land area of 48.76 km2 (18.83 sq mi), and has about 5 kilometres (3 mi) of coastline to the Bay of Raisio at its southern tip.

The coat of arms of Raisio is inspired by Martin of Tours, the patron saint of the medieval stone church of Raisio parish. The coat of arms was designed by Olof Eriksson and approved for use on 23 April 1954.