Tohmajärvi

Tohmajärvi
Municipality
Tohmajärven kunta
Tohmajärvi kommun
Kemie, the central village of Tohmajärvi.
Location of Tohmajärvi in Finland
Coordinates: 62°14′N 30°20′E / 62.233°N 30.333°E / 62.233; 30.333
Country Finland
RegionNorth Karelia
Sub-regionCentral Karelia
Charter1869
SeatKemie
Government
  Municipal managerOlli Riikonen
Area
 (2018-01-01)
  Total
895.36 km2 (345.70 sq mi)
  Land837.82 km2 (323.48 sq mi)
  Water57.62 km2 (22.25 sq mi)
  Rank93rd largest in Finland
Population
 (2025-03-31)
  Total
3,934
  Rank195th largest in Finland
  Density4.7/km2 (12/sq mi)
Population by native language
  Finnish93.4% (official)
  Swedish0.3%
  Others6.3%
Population by age
  0 to 1412.8%
  15 to 6453.8%
  65 or older33.4%
Time zoneUTC+02:00 (EET)
  Summer (DST)UTC+03:00 (EEST)
Websitewww.tohmajarvi.fi/en/web/english

Tohmajärvi (Finnish pronunciation: [ˈtohmɑˌjærʋi]) is a municipality of Finland. It is located in the North Karelia region. The municipality has a population of 3,934 (31 March 2025) and covers an area of 895.36 square kilometres (345.70 sq mi) of which 57.62 km2 (22.25 sq mi) is water. The population density is 4.7 inhabitants per square kilometre (12/sq mi). The municipality is unilingually Finnish.

Neighbouring municipalities are Joensuu, Kitee and Rääkkylä. The municipality of Värtsilä was consolidated with Tohmajärvi in 2005. Sortavala, a town in the Karelia, Russia, is located 81 kilometres (50 mi) south of Tohmajärvi.

Tohmajärvi is located along the Blue Highway, which is an international tourist route from Mo i Rana, Norway to Pudozh, Russia via Sweden. The border crossing to Russia, Niirala, is in Värtsilä, now part of Tohmajärvi.

One of the most significant highways in Tohmajärvi is Highway 9, which runs west through Joensuu, Kuopio, Jyväskylä and Tampere to Turku. The Blue Highway follows this highway to Tohmajärvi.