Statistics from SCB
Västmanlands län
Population, population change and age structure in Västerås, compared with Sweden. Statistics from SCB.
Population
161,240
31 December 2025
Five-year change
+3.7%
2020–2025
Sweden: +2.2%
Calculated by sverige.fyi from SCB data
Population trend
Population on 31 December each year, 2015–2025.
| Year | Residents |
|---|
| 2015 | 145,218 |
|---|
| 2016 | 147,420 |
|---|
| 2017 | 150,134 |
|---|
| 2018 | 152,078 |
|---|
| 2019 | 154,049 |
|---|
| 2020 | 155,551 |
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| 2021 | 156,838 |
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| 2022 | 158,653 |
|---|
| 2023 | 159,662 |
|---|
| 2024 | 160,634 |
|---|
| 2025 | 161,240 |
|---|
Age structure
Share of the population in each five-year age group, 2025.
Västerås Sweden
Hover, or focus the chart and step with the left and right arrow keys.
| Age | Västerås · Share | Västerås · Count | Sweden · Share | Sweden · Count |
|---|
| Ages 0–4 | 5.2% | 8,328 | 4.9% | 522,283 |
|---|
| Ages 5–9 | 6.0% | 9,594 | 5.6% | 598,642 |
|---|
| Ages 10–14 | 6.0% | 9,665 | 5.9% | 624,495 |
|---|
| Ages 15–19 | 6.0% | 9,744 | 6.0% | 634,336 |
|---|
| Ages 20–24 | 5.5% | 8,887 | 5.7% | 602,824 |
|---|
| Ages 25–29 | 6.1% | 9,818 | 5.8% | 618,019 |
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| Ages 30–34 | 7.4% | 11,945 | 7.0% | 745,695 |
|---|
| Ages 35–39 | 7.3% | 11,814 | 7.1% | 756,657 |
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| Ages 40–44 | 6.3% | 10,163 | 6.3% | 667,164 |
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| Ages 45–49 | 5.9% | 9,558 | 6.0% | 638,977 |
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| Ages 50–54 | 6.2% | 10,030 | 6.3% | 667,467 |
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| Ages 55–59 | 6.3% | 10,198 | 6.3% | 663,165 |
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| Ages 60–64 | 5.9% | 9,501 | 5.9% | 630,264 |
|---|
| Ages 65–69 | 4.8% | 7,702 | 5.2% | 550,159 |
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| Ages 70–74 | 4.2% | 6,833 | 4.8% | 505,291 |
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| Ages 75–79 | 4.4% | 7,081 | 4.7% | 496,130 |
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| Ages 80–84 | 3.5% | 5,621 | 3.6% | 379,771 |
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| Ages 85–89 | 1.9% | 3,104 | 1.9% | 196,920 |
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| Ages 90–94 | 0.8% | 1,261 | 0.8% | 82,062 |
|---|
| Ages 95–99 | 0.2% | 344 | 0.2% | 22,225 |
|---|
| 100 years or older | 0.0% | 48 | 0.0% | 2,988 |
|---|