Karlskoga Municipality (Karlskoga kommun) is a municipality in Örebro County in central Sweden. Its seat is located in the city of Karlskoga. Other localities include Valåsen och Labbsand, Kortfors, Linnebäck and Villingsberg. Karlskoga was formed as rural municipality when the first Swedish local government acts came into force in 1863. In 1925 the southern part was detached, forming Degerfors Municipality. In 1940 the whole municipality, including its non-urban areas, got the title of a city. These titles were abolished in 1971.

Demographics

This is a demographic table based on Karlskoga Municipality's electoral districts in the 2022 Swedish general election sourced from SVT's election platform, in turn taken from SCB official statistics. In total there were 30,389 residents, including 23,534 Swedish citizens of voting age. 49.1% voted for the left coalition and 49.6% for the right coalition. Indicators are in percentage points except population totals and income.

Riksdag elections

Twin towns – sister cities

Karlskoga is twinned with: