Hausjärvi

Hausjärvi
Municipality
Hausjärven kunta
Hausjärvi kommun
Location of Hausjärvi in Finland
Coordinates: 60°47.2′N 025°01.5′E / 60.7867°N 25.0250°E / 60.7867; 25.0250
Country Finland
RegionTavastia Proper
Sub-regionRiihimäki
Charter1868
SeatOitti
Government
  Municipal managerPekka Määttänen
Area
 (2018-01-01)
  Total
398.77 km2 (153.97 sq mi)
  Land389.42 km2 (150.36 sq mi)
  Water8.98 km2 (3.47 sq mi)
  Rank205th largest in Finland
Population
 (2025-03-31)
  Total
7,905
  Rank119th largest in Finland
  Density20.3/km2 (53/sq mi)
Population by native language
  Finnish95.9% (official)
  Swedish0.4%
  Others3.7%
Population by age
  0 to 1417.1%
  15 to 6460.3%
  65 or older22.6%
Time zoneUTC+02:00 (EET)
  Summer (DST)UTC+03:00 (EEST)
Websitewww.hausjarvi.fi

Hausjärvi is a municipality of Finland. Its seat is in Oitti.

It is located in the province of Southern Finland and is part of the Tavastia Proper region. The municipality has a population of 7,905 (31 March 2025) and covers an area of 398.77 square kilometres (153.97 sq mi) of which 8.98 km2 (3.47 sq mi) is water. The population density is 20.3 inhabitants per square kilometre (53/sq mi).

Geographically, and to some extent politically, Hausjärvi is characterized by its three population centres, Hikiä (population 1,055), Oitti (population 1,855) and Ryttylä (population 1,595). The administrative center of the municipality is Oitti, but politically there sometimes emerges debate on which centres should be developed and/or made targets of public investment.

The municipality is unilingually Finnish.