Päijät-Häme (; ) is a region in Southern Finland south of the lake Päijänne. It borders the regions of Uusimaa, Kanta-Häme, Pirkanmaa, Central Finland, South Savo and Kymenlaakso. The biggest city in the region is Lahti. Historical provinces Municipalities There are 10 municipalities in Päijät-Häme. Cities and towns are marked in bold. Lahti Sub-region: Asikkala Population: Hartola (Gustav Adolfs) Population: Heinola Population: Hollola Population: Iitti (Itis) Population: Kärkölä Population: Lahti (Lahtis) Population: Orimattila Population: Padasjoki Population: Sysmä Population: Former municipalities: Artjärvi (Artsjö) Consolidated with the town of Orimattila in 2011. Hämeenkoski Consolidated with the municipality of Hollola in 2016. Heinolan maalaiskunta (Heinola landskommun) Consolidated with the town of Heinola in 1997. Nastola Consolidated with the city of Lahti in 2016. Until 2021, Iitti was part of the Kymenlaakso region before it became part of Päijät-Häme. Heraldry Blazon: Azure, a mermaid and in dexter chief a cuckoo close Or. In laymen's terms: The coat of arms sports a depiction of the ancient water goddess Vellamo as a mermaid, with a cuckoo. Politics Results of the 2019 Finnish parliamentary election in Päijät-Häme: Social Democratic Party 23.28% Finns Party 22.10% National Coalition Party 19.43% Centre Party 9.94% Green League 8.82% Left Alliance 6.12% Christian Democrats 6.12% Movement Now 1.64% Seven Star Movement 0.40% Blue Reform 0.38% Swedish People's Party of Finland 0.29% Other parties 1.48% See also Kajaanselkä Basin Kymi River Lake Vesijärvi Gallery References External links The Regional Council of Päijät-Häme Southern Finland Province Tavastia, Paijanne