Liperi (Swedish: Libelits) is a municipality of Finland. It is located in the North Karelia region. Liperi is a community of 11,956 (31 August 2024) with the growth rate of 83 newcomers in 11 months in 2007. The population density is 16.44 inhabitants per square kilometre (42.6/sq mi). The municipality covers an area of 1,161.23 square kilometres (448.35 sq mi) of which 434.33 km2 (167.70 sq mi) is water.
The municipality is unilingually Finnish.
Neighbouring municipalities of Liperi are Heinävesi, Joensuu, Kontiolahti, Outokumpu, Polvijärvi, Pyhäselkä, Rääkkylä and Savonlinna.
The municipality of Liperi has increased in population for several years, as a side effect of the attraction of the nearby city of Joensuu. Liperi is among the fastest growing municipalities in Northern Karelia. Especially the areas of Ylämylly, Honkalampi and Jyrinkylä, situated close to each other.
The Finnish member of the parliament Eero Reijonen lives in Liperi.
The highest recorded natural temperature in Finland, 37.2 °C (99.0 °F), was measured at Joensuu Airport in Liperi on July 29, 2010.
In July 2021, Saariston Puoti, a resting place on the shores of Lake Ruokosalmi in Liperi, was chosen as the best rest stop in Finland.
62.5291366,29.3853638