List of municipalities of Sweden 1st arrondissement of Marseille List

| Code | Municipality | County | Population | Total_area | Density_per_km_2_land |
|---|---|---|---|---|---|
| 1907 | Surahammar Municipality | Västmanland County | 10062 | 371.14km 2 (143.3sqmi) | 29.16 |
| 1960 | Kungsör Municipality | Västmanland County | 8170 | 227.80km 2 (87.95sqmi) | 40.19 |
| 1961 | Hallstahammar Municipality | Västmanland County | 15014 | 181.88km 2 (70.22sqmi) | 87.75 |
| 1962 | Norberg Municipality | Västmanland County | 5749 | 450.20km 2 (173.82sqmi) | 13.70 |
| 1980 | Västerås Municipality | Västmanland County | 134684 | 1143.00km 2 (441.31sqmi) | 139.89 |
| 1981 | Sala Municipality | Västmanland County | 21365 | 1211.14km 2 (467.62sqmi) | 18.19 |
| 1982 | Fagersta Municipality | Västmanland County | 12267 | 312.13km 2 (120.51sqmi) | 45.31 |
| 1983 | Köping Municipality | Västmanland County | 24740 | 648.88km 2 (250.53sqmi) | 40.71 |
| 1984 | Arboga Municipality | Västmanland County | 13301 | 421.67km 2 (162.81sqmi) | 40.64 |
| 2021 | Vansbro Municipality | Dalarna County | 6916 | 1667.17km 2 (643.7sqmi) | 4.47 |
| 2023 | Malung-Sälen Municipality | Dalarna County | 10385 | 4339.31km 2 (1675.42sqmi) | 2.53 |