Västmanland County
- 🏛️ County seat: Västerås
- 🌍 Region: Svealand,
East Middle Sweden (national area) - 📍 Location: borders Uppsala County, Södermanland County, Örebro County, Dalarna County and Gävleborg County;
Lake Mälaren to the south - 📐 Area: 5,141 km² (land area)
- 👥 Population: 280,756 (Dec 31, 2025)
- ⛰️ Relief: farmland along Lake Mälaren, the Bergslagen forests in the north
- 🗣️ Official language: Swedish
- ⏰ Time zone: CET (UTC +1, DST CEST +2)
- 💰 Currency: Swedish krona (SEK)
- 🌧️ Climate: temperate, with cold winters and warm summers
Municipalities in Västmanland County
Answers to frequently asked questions
What is the population of Västmanland County?
Västmanland County had 280,756 residents on December 31, 2025, up 3,615 (1.3%) from December 31, 2020 (Statistics Sweden).
What is the largest municipality in Västmanland County?
The largest is Västerås with 161,240 residents, followed by Köping (25,610) and Sala (22,600). Figures are for the municipalities on December 31, 2025 (Statistics Sweden).
How many municipalities are there in Västmanland County?
Västmanland County has 10 municipalities (Statistics Sweden, 2026). The smallest is Skinnskatteberg with 4,234 residents (Dec 31, 2025).
What is the county seat of Västmanland County?
The county seat is Västerås, home of the County Administrative Board. Health care, public transport and regional development are run by Region Västmanland.
How many businesses are there in Västmanland County?
In 2024 there were 22,712 local business units in Västmanland County, 2.1% of the national total. The Statistics Sweden figure covers all industries except finance and insurance and public administration.
How large is Västmanland County?
The land area is 5,141 km², 1.3% of Sweden's land area (Statistics Sweden, 2025). Population density is 55 residents per km².