Joutsa is a municipality of Finland. It is located in the province of Western Finland and is part of the Central Finland region. Jyväskylä is located about north of the Joutsa municipality.
The municipality has a population of () and covers an area of of which is water. The population density is .
The municipality is unilingually Finnish. The municipality of Leivonmäki was consolidated with Joutsa on January 1, 2008.
Sahti culture in Joutsa is known by Joutsan sahti.
The 1985 International Mathematical Olympiad (IMO) took place in the municipality of Joutsa. The competition itself happened on 4 and 5 July, with 38 countries participating. The jury for the 1985 IMO had met on 29 June to decide on the final list of problems in the nearby town of Heinola.
Neighbouring municipalities: Hartola, Hirvensalmi, Jyväskylä, Kangasniemi, Luhanka, Pertunmaa and Toivakka.
There are all together 192 lakes in Joutsa. The biggest lakes are Puula, Suontee and Jääsjärvi.
Leivonmäki National Park is located in Joutsa. At area is swamps, beaches and forest in esker.
Newspapers: