Somersoja

Postal code 21220 · Raisio · Varsinais-Suomi

21220 Somersoja

In brief

Somersoja (21220) has 1,307 residents, 5% of the population of Raisio. It is the smallest among the postal code areas of Raisio. The age structure is close to Raisio's: 20% of residents are aged 16 to 34 and 24% are 65 or over. 35% of households are people living alone and 20% are families with children.

65% of homes are detached, semi-detached or terraced houses and 35% are in blocks of flats. Homes are larger on average than in Raisio (90.9 m² compared with 83.5 m²). 73% of households own their home and 27% rent (Raisio: 29% rent). There are too few sales for the area to have its own price, so the price of €1,621 per m² is the average of old flats of all sizes in blocks of flats in the whole municipality (2025). The price equals 9.4 years of rent at €14.30 per m² a month in new leases.

The median disposable monetary income of residents is €25,648 a year, about €2,137 a month: 5% lower than in Raisio and about the same as in Finland. 11% of the labour force is unemployed, about the same as in Raisio (9%). The area has 442 jobs; the largest industry is construction (34%). Its share is clearly higher than in Raisio (10%).

The number of residents has fallen by 8% since 2014, while it has grown in Raisio.

Rank among the city's areas

University or college degree
25%
The lowest of 6 areas in Raisio
Raisio 33%
Students
5%
The lowest of 6 areas in Raisio
Raisio 6%
Residents
1,307
The lowest of 6 areas in Raisio
Homes in small houses
65%
2nd lowest of 6 areas in Raisio
Raisio 50%

Key figures

Residents and households 2024, prices and rents from the latest quarters

Price per m², 1 bedroom: €1,621; Figure for Raisio; Raisio–

Rent per m², 1 bedroom: €14.30; Figure for Varsinais-Suomi; Raisio€14.30

Residents: 1,307; -8.3% since 2014; Mean age46.0

Disposable monetary income, median: €25,648; +20.6% since 2014; a year, about €2,137 a month; Raisio€27,021; Finland€26,351

Households renting: 27%; of 612 households; Raisio29%; Finland38%

University or college degree: 25%; of residents aged 18 or over; Raisio33%; Finland36%

Prices, rents and charges

There are too few sales for the area to have its own price, so the price of €1,621 per m² is the average of old flats of all sizes in blocks of flats in the whole municipality (2025). The price equals 9.4 years of rent at €14.30 per m² a month in new leases.

Price per m²

€1,621

Raisio, all flat sizes
Sales of old flats in blocks of flats, 2025, 196 sales

Rent per m² a month

€14.30

Figure for Varsinais-Suomi
New leases, non-subsidised flats, 2026 Q3

Raisio: €14.30

Price-to-rent ratio: 9.4 years; Raisio: –
Gross rental yield: 10.6%; Raisio: –
Maintenance charge: €4.55; Average per m² a month, Finland outside Greater Helsinki, 2025
Change a year: 10 yrs5 yrsPrice+0.3%-2.4%Rent+1.5%+1.5%; Average of the price index (Varsinais-Suomi) and rent index (Varsinais-Suomi)

Source: Statistics Finland

Statistics Finland has published no yearly prices for this postal code area in recent years, because there were too few sales.

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Compared with the other areas

In none of these 8 figures is the area among the three highest or lowest postal code areas of Raisio.

Median disposable income5/6
€25,287Raisio Keskus
Raisio €27,021Somersoja €25,648
€31,889Kaanaa
€25,287Raisio Keskus€31,889Kaanaa
Households renting2/6
8%Kuloinen
Raisio 29%Somersoja 27%
39%Raisio Keskus
8%Kuloinen39%Raisio Keskus
Aged 16 to 342/6
17%Kuloinen
Raisio 20%Somersoja 20%
21%Raisio Keskus
17%Kuloinen21%Raisio Keskus
Aged 65 or over2/6
14%Kaanaa
Raisio 24%Somersoja 24%
28%Raisio Keskus
14%Kaanaa28%Raisio Keskus
Families with children5/6
17%Raisio Keskus
Raisio 22%Somersoja 20%
35%Kaanaa
17%Raisio Keskus35%Kaanaa
University or college degree6/6
25%Somersoja
Raisio 33%Somersoja 25%
46%Kuloinen
25%Somersoja46%Kuloinen
Unemployment2/6
6%Kaanaa
Raisio 9%Somersoja 11%
11%Raisio Keskus
6%Kaanaa11%Raisio Keskus
Average home size5/6
71.6 m²Raisio Keskus
Raisio 83.5 m²Somersoja 90.9 m²
110.1 m²Kaanaa
71.6 m²Raisio Keskus110.1 m²Kaanaa

Residents

Age

The age structure is close to Raisio's: 20% of residents are aged 16 to 34 and 24% are 65 or over.

SomersojaRaisio

Source: Statistics Finland, Paavo, statistics year 2024 · Share of residents in each age group.

Main activity

Residents' main activities are much like Raisio's: 44% are employed.

Somersoja44%27%14%
Raisio45%26%15%
Finland43%26%15%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of all residents. Unemployment is counted for ages 16 to 64.

Mean age: 46.0; Raisio: 45.0
Unemployed, share of the labour force: 11%; Raisio: 9%
Household size: 2.1; Raisio: 2.0
Floor area per person: 45.0 m²; Raisio: 42.7 m²

Households and homes

Tenure

73% of households own their home and 27% rent (Raisio: 29% rent).

Somersoja73%27%
Raisio70%29%
Finland61%38%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of households.

Dwellings

65% of homes are detached, semi-detached or terraced houses and 35% are in blocks of flats. Homes are larger on average than in Raisio (90.9 m² compared with 83.5 m²).

Somersoja35%65%
Raisio49%50%
Finland48%50%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of dwellings by building type.

Household types

35% of households are people living alone and 20% are families with children.

SomersojaRaisio

Living alone35%, Raisio 42%
Living alone, under 356%, Raisio 8%
Couple under 35, no children3%, Raisio 4%
With children20%, Raisio 22%
With a child under 35%, Raisio 5%
Single parent3%, Raisio 4%
All members aged 18–6446%, Raisio 44%
At least one member 65 or over34%, Raisio 35%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of households. A household can belong to several types.

Average dwelling size: 90.9 m²; Raisio: 83.5 m²
Dwellings: 731
Summer cottages: 2

Education and income

Highest qualification

25% of adults have a university or college degree, fewer than in Raisio (33%). This is the lowest share among the postal code areas of Raisio.

Somersoja28%43%19%
Raisio23%39%23%10%
Finland22%36%22%13%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of residents aged 18 or over.

Income groups

19% of adults are in Finland's lowest-earning fifth and 15% in the highest, close to 20% each.

Somersoja19%66%15%
Raisio16%65%18%
Finland20%60%20%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of residents aged 18 or over in each national income group. Across Finland the groups hold 20%, 60% and 20% of adults.

Inhabitants' disposable monetary income, median: €25,648; a year, about €2,137 a month; Raisio: €27,021
Households' disposable monetary income, median: €44,832; a year, about €3,736 a month; Raisio: €40,793
University or college degree: 25%; Raisio: 33%

Jobs

The area has 442 jobs; the largest industry is construction (34%). Its share is clearly higher than in Raisio (10%).

Largest industries

SomersojaRaisio

Construction34%, Raisio 10%
Health and social work26%, Raisio 15%
Manufacturing11%, Raisio 17%
Administrative and support services11%, Raisio 6%
Accommodation and food services7%, Raisio 5%
Wholesale and retail trade6%, Raisio 25%

Source: Statistics Finland, Paavo, statistics year 2024 · Share of jobs with a known industry.

Jobs located here: 442
Jobs per resident: 0.34; People working in the area divided by people living there; Raisio: 0.45

Sectors

Somersoja48%52%
Raisio28%72%
Finland20%77%

Source: Statistics Finland, Paavo, statistics year 2024

Change since 2010

The number of residents has fallen by 8% since 2014, while it has grown in Raisio. Median income has risen by 21% since 2014, slower than in Raisio (27%).

Residents

Permanent residents at the end of each year. Source: Statistics Finland, Paavo.

Disposable monetary income, medianSomersojaRaisioFinland

Income after taxes and compulsory payments, including transfers received. Euros of each year, not adjusted for inflation. Source: Statistics Finland, Paavo.

Neighbouring areas

Definitions and sources

Residents: People whose permanent home was in the area on 31 December, placed by the coordinates of their building. About 1% of residents have no coordinates and appear only in city figures.
Income: Disposable monetary income of residents aged 18 or over: earnings, business and property income and transfers received, minus taxes and other transfers paid. In euros of each year.
Households: People living permanently in the same dwelling. Household types overlap.
Prices: Average debt-free prices per m² of old flats in housing companies. A postal code area with too few sales gets the figure of its price area or city.
Rents: Average rents per m² of non-subsidised flats in new leases, by rent area.
Small areas: Statistics Finland withholds details of areas with fewer than 30 residents, households or adults, with fewer than 10 dwellings or only one building, or with fewer than 10 jobs.

Source: Statistics Finland: postal code area statistics (Paavo) 2024, prices of old dwellings, rents of dwellings (CC BY 4.0).