Location of Hartola in Finland
|• Municipal manager||Raija Peltonen|
|• Density||0/km2 (0/sq mi)|
|Time zone||EET (UTC+2)|
|• Summer (DST)||EEST (UTC+3)|
It is located in the Päijänne Tavastia region. The municipality has a population of 3,053 (30 June 2015) and covers an area of 675.38 square kilometres (260.77 sq mi) of which 132.18 km2 (51.03 sq mi) is water. The population density is 5.62 inhabitants per square kilometre (14.6/sq mi). Neighouring municipalities: Heinola, Joutsa, Luhanka, Pertunmaa and Sysmä.
The municipality is unilingually Finnish. The municipality is also known as "Gustav Adolfs" in Swedish documents. Hartola is home to the Itä-Hämeen Museo, the regional museum for seven municipalities.
Since 1987, the town has billed itself as a sovereign royal parish based upon a 1784 proclamation by King Gustav III of Sweden creating a new parish on the eastern border of his kingdom in honor of his son, Gustav Adolf.
At every first Saturday in September, there is a fair at Hartola. Happening is biggest in Finland at its genre.
Municipality is also known about writer Maila Talvio's place of birth.
Results of the Finnish parliamentary election, 2011 in Hartola:
- Centre Party 26.2%
- National Coalition Party 23.0%
- Social Democratic Party 18.5%
- True Finns 17.9%
- Christian Democrats 6.3%
- Left Alliance 5.0%
- Green League 1.6%
- Vuorenkylä  is a northest village in Päijänne Tavastia
All schools those located in villages have been closed. School system in Hartola is about 140 years old. 
- "VÄESTÖTIETOJÄRJESTELMÄ REKISTERITILANNE 30.06.2015" (in Finnish and Swedish). Population Register Center of Finland. Retrieved 17 July 2015.
- "Area by municipality as of 1 January 2011" (PDF) (in Finnish and Swedish). Land Survey of Finland. Retrieved 9 March 2011.
- "Population according to language and the number of foreigners and land area km2 by area as of 31 December 2008". Statistics Finland's PX-Web databases. Statistics Finland. Retrieved 29 March 2009.
- "List of municipal and parish tax rates in 2011". Tax Administration of Finland. 29 November 2010. Retrieved 13 March 2011.
- "Population according to age and gender by area as of 31 December 2008". Statistics Finland's PX-Web databases. Statistics Finland. Retrieved 28 April 2009.
- Kotimaisten kielten tutkimuskeskus :: Svenska ortnamn i Finland
- http://www.vuorenkyla.fi/ Vuorenkylä cite, finnish, village was notable in 2007 village of the year
- http://www.koittiry.net/riihiniemen-koulun-100-vuotisjuhla History of Riihiniemi school, finnish, citation 2012
Media related to Hartola at Wikimedia Commons