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Alajärvi

Alajärvi had 9,078 residents at the end of 2024. Median disposable income of adults was €23,153 in 2024, 8% below the regional level. 18% of households rented and 79% owned their home. The population has fallen by 9.3% since 2015.

Municipality · Code 005 · Statistics Finland · Updated 24 October 2026
9,078residents31 December 2024
€23,153median incomeadults, 2024
18%of households rentingtenure
21%green within 500 maverage
Alajärvi by postcode area
Map of Alajärvi: Share of land within 500 m that is green space
0%30%+
Share of land within 500 m that is green space

Sources: Statistics Finland, Paavo open data by postal code area 2026 (CC BY 4.0) · Statistics Finland, municipal and regional boundaries 2026 (CC BY 4.0) · © OpenStreetMap contributors (ODbL)

All 16 postcode areas.

Colour shows where each one sits among the others in the table, from lowest to highest.

Postcode areaResidentsMedian incomeRentingOwning65+Avg. ageUnemploymentGreen 500 mServices 15 min
62710 Kurejoki753€21,00913%82%23%4410.3%21%2
62720 Sissala294€24,6053%95%25%426.5%29%2
62730 Haukkala193€27,3014%96%21%396.9%0%0
62740 Koskenvarsi191€26,5461%97%29%451.2%16%1
62750 Saukonkylä175€21,0635%88%42%525.1%0%0
62760 Menkijärvi198€19,9907%90%38%4812.5%0%2
62830 Luoma-Aho285€27,94114%82%30%457.8%19%3
62900 Alajärvi Keskus4,447€23,53925%73%31%477.1%18%68
62920 Levijoki83€22,6473%95%31%475.7%3%1
62940 Hoisko517€23,8492%92%32%479.3%22%6
62950 Paalijärvi383€25,7319%87%27%467.5%0%1
62990 Möksy104€17,9740%96%38%5316.7%24%0
63500 Lehtimäki Keskus805€21,80226%71%38%5210.1%32%32
63510 Lehtimäki Kirkonkylä226€21,7866%93%50%597.8%81%2
63530 Länsikylä127€22,2082%98%39%518.2%59%3
63540 Hernesmaa177€22,3373%95%44%568.8%24%1

Sources: Statistics Finland, Paavo open data by postal code area 2026 (CC BY 4.0) · © OpenStreetMap contributors (ODbL)

People.

Age at the end of 2024, next to the figure for South Ostrobothnia.

17%
aged under 16
9%
aged 16–24
17%
aged 25–44
25%
aged 45–64
32%
aged 65 and over
47
years, average age

Main activity

Employed37%
Unemployed3%
Students7%
Pensioners34%
Children aged 0–1416%
Others3%

Population at the end of each year

201510,006
20169,899
20179,831
20189,700
20199,562
20209,419
20219,311
20229,183
20239,113
20249,078

Source: Statistics Finland, Paavo open data by postal code area 2026 (CC BY 4.0)

Income and education.

Disposable income in 2024 and education at the end of 2024.

€23,153
median income, adults
€26,086
mean income, adults
7.9%
unemployment rate

Education of adults

No qualification after basic education27%
Matriculation examination3%
Vocational qualification46%
Lower university or polytechnic degree19%
Higher university degree6%

Income is the disposable money income of residents aged 18 and over in 2024: taxable and tax-free income minus taxes and contributions. The median is the middle value, so a few high earners do not pull it up.

Source: Statistics Finland, Paavo open data by postal code area 2026 (CC BY 4.0)

Homes.

4,023 households and 4,971 homes at the end of 2024.

2.2
people per household
47.0 m²
floor area per person
98.4 m²
average home size
6%
of homes in blocks of flats

Households by tenure

Owner-occupied79%
Rented18%
Other tenure3%

Households

One-person households37%
Young one-person households5%
Households with children20%
Pensioner households49%

Household groups overlap: young one-person households, for example, are also counted as one-person households.

3,382jobs located hereworkplaces
1,283summer cottages and other leisure homesleisure homes
90%of homes in housesdetached, semi-detached, terraced

Statistics Finland withholds a figure when fewer than 30 people are behind it (fewer than 10 for workplaces). Missing figures are shown as a dash and never estimated.

Source: Statistics Finland, Paavo open data by postal code area 2026 (CC BY 4.0)

Everyday life.

38 everyday shops and services within a 15-minute walk; 21% green space within 500 metres.

12schoolsOpenStreetMap
3day-care centresOpenStreetMap
9residents per km²1,054.7 km²

Services and green space are measured from each postcode area’s service centre: the point inside the area with the most shops and services within 500 metres. Municipal and regional figures are averages weighted by population.

Source: © OpenStreetMap contributors (ODbL)

Around here.

Photographs taken near Alajärvi, shared on Wikimedia Commons under free licences.

Kitron stadion 01
i
Kitron stadion 01
Photo: Santeri Viinamäki · CC BY 3.0
View on Wikimedia Commons
Kitron stadion 02
i
Kitron stadion 02
Photo: Santeri Viinamäki · CC BY 3.0
View on Wikimedia Commons
Alajärven Nuorisoseura
i
Alajärven Nuorisoseura
Photo: Santeri Viinamäki · CC BY 4.0
View on Wikimedia Commons

Postcode areas.

 

Other municipalities in South Ostrobothnia.