Västerås Municipality (Västerås kommun) is a municipality in Västmanland County in central Sweden. Its seat is located in the city of Västerås. The municipality prefers to use the denomination Västerås stad (City of Västerås) for the whole territory, including rural areas. The municipality evolved gradually during the municipal reforms in Sweden. Most of the amalgamations took place in 1967 and the municipality in its present form was created in 1971. There are 30 original local government units within the present municipality.

Localities

As of 2018, there were 17 localities in the municipality:

Demographics

This is a demographic table based on Västerås 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 156,510 residents, including 116,663 Swedish citizens of voting age. 46.8% voted for the left coalition and 51.9% for the right coalition. This made Västerås the most populated municipality in which the right coalition won the vote. Indicators are in percentage points except population totals and income.

International relations

Twin towns — Sister cities

Västerås is twinned with: • 🇫🇮 Lahti • Randers • 🇳🇴 Ålesund • 🇮🇸 Akureyri • 🇨🇿 České Budějovice • 🇧🇦 Banja Luka • 🇩🇪 Kassel • 🇨🇳 Jinan • 🇧🇼 Gaborone