Lapinjärvi (Finnish pronunciation: [ˈlapinˌjærʋi]; Swedish: Lappträsk) is a municipality in Finland, located in the southern interior of the country. Lapinjärvi is situated in the eastern part of the Uusimaa region. The population of Lapinjärvi is approximately 2,000, while the sub-region has a population of approximately 17,000. It is the th most populous municipality in Finland.

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Quick Facts Country, Region ...

Lapinjärvi Lapinjärvi – Lappträsk
Municipality
Lapinjärven kunta Lappträsks kommun
Lake Lapinjärvi
Coat of arms
Location of Lapinjärvi in Finland
Coordinates: 60°37′N 026°12′E
Country	Finland
Region	Uusimaa
Sub-region	Loviisa sub-region
Charter	1575
Seat	Lapinjärvi (Kirkonkylä)
Government
• Municipal manager	Christian Sjöstrand
Area  (2018-01-01)[1]
• Total	339.31 km2 (131.01 sq mi)
• Land	329.89 km2 (127.37 sq mi)
• Water	9.44 km2 (3.64 sq mi)
• Rank	227th largest in Finland
Population  (2023-12-31)[2]
• Total	2,449
• Rank	237th largest in Finland
• Density	7.42/km2 (19.2/sq mi)
Population by native language [3]
• Finnish	63.3% (official)
• Swedish	29.8%
• Others	6.9%
Population by age [4]
• 0 to 14	14.6%
• 15 to 64	55.6%
• 65 or older	29.8%
Time zone	UTC+02:00 (EET)
• Summer (DST)	UTC+03:00 (EEST)
Climate	Dfb
Website	www.lapinjarvi.fi

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Lapinjärvi covers an area of 339.31 square kilometres (131.01 sq mi) of which 9.44 km² (3.64 sq mi) is water.^[1] The population density is 7.42 inhabitants per square kilometre (19.2/sq mi).

Neighbouring municipalities are Iitti, Kouvola, Loviisa, Myrskylä and Orimattila.

Lapinjärvi is a bilingual municipality with Finnish and Swedish as its official languages. The population consists of 63% Finnish speakers, 30% Swedish speakers, and 7% speakers of other languages.

Lapinjärvi lake is located near the administrative village center in Lapinjärvi.

Results of the 2011 Finnish parliamentary election in Lapinjärvi:

• Swedish People's Party 33.2%
• Centre Party 16.8%
• True Finns 16.2%
• National Coalition Party 11.2%
• Social Democratic Party 10.4%
• Green League 4.3%
• Left Alliance 3.9%
• Christian Democrats 2.1%

• Gustaf Rosenqvist (1855–1931)
• Vilhelm Rosenqvist (1856–1925)
• Hilda Käkikoski (1864–1912)
• Otto Slätis (1864–1940)
• Johan Strömberg (1868–1952)
• Gustaf Storgårds (1869–1945)
• Mikko Innanen (1978 –)

• Lapinjärvi Educational Center