Statistics from SCB
Östergötlands län
Population, population change and age structure in Mjölby, compared with Sweden. Statistics from SCB.
Population
28,823
31 December 2025
Five-year change
+3.1%
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 | 26,602 |
|---|
| 2016 | 26,708 |
|---|
| 2017 | 27,019 |
|---|
| 2018 | 27,373 |
|---|
| 2019 | 27,758 |
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| 2020 | 27,960 |
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| 2021 | 28,269 |
|---|
| 2022 | 28,471 |
|---|
| 2023 | 28,576 |
|---|
| 2024 | 28,695 |
|---|
| 2025 | 28,823 |
|---|
Age structure
Share of the population in each five-year age group, 2025.
Mjölby Sweden
Hover, or focus the chart and step with the left and right arrow keys.
| Age | Mjölby · Share | Mjölby · Count | Sweden · Share | Sweden · Count |
|---|
| Ages 0–4 | 5.4% | 1,567 | 4.9% | 522,283 |
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| Ages 5–9 | 6.0% | 1,733 | 5.6% | 598,642 |
|---|
| Ages 10–14 | 6.1% | 1,769 | 5.9% | 624,495 |
|---|
| Ages 15–19 | 6.1% | 1,748 | 6.0% | 634,336 |
|---|
| Ages 20–24 | 4.7% | 1,358 | 5.7% | 602,824 |
|---|
| Ages 25–29 | 5.5% | 1,576 | 5.8% | 618,019 |
|---|
| Ages 30–34 | 7.1% | 2,050 | 7.0% | 745,695 |
|---|
| Ages 35–39 | 6.8% | 1,958 | 7.1% | 756,657 |
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| Ages 40–44 | 5.7% | 1,650 | 6.3% | 667,164 |
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| Ages 45–49 | 6.0% | 1,727 | 6.0% | 638,977 |
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| Ages 50–54 | 6.5% | 1,884 | 6.3% | 667,467 |
|---|
| Ages 55–59 | 6.4% | 1,831 | 6.3% | 663,165 |
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| Ages 60–64 | 5.6% | 1,612 | 5.9% | 630,264 |
|---|
| Ages 65–69 | 5.3% | 1,532 | 5.2% | 550,159 |
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| Ages 70–74 | 4.6% | 1,314 | 4.8% | 505,291 |
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| Ages 75–79 | 5.2% | 1,490 | 4.7% | 496,130 |
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| Ages 80–84 | 4.0% | 1,141 | 3.6% | 379,771 |
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| Ages 85–89 | 1.9% | 560 | 1.9% | 196,920 |
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| Ages 90–94 | 0.9% | 245 | 0.8% | 82,062 |
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| Ages 95–99 | 0.2% | 68 | 0.2% | 22,225 |
|---|
| 100 years or older | 0.0% | 6 | 0.0% | 2,988 |
|---|