In brief
Salmijärvi (87930) has 276 residents, 1% of the population of Kajaani. It is the smallest among the postal code areas of Kajaani. Older residents stand out: 42% are 65 or over (Kajaani: 25%). This is the highest share among the postal code areas of Kajaani. 30% of households are people living alone and 23% are families with children.
Almost all homes are detached, semi-detached or terraced houses (99%). Homes are larger on average than in Kajaani (107.0 m² compared with 77.3 m²). 96% of households own their home and 2% rent (Kajaani: 35% rent). This is the lowest renting share among the postal code areas of Kajaani. There are too few sales for the area to have its own price, so the one-bedroom price of €954 per m² is that of price area Kajaani. The price equals 6.1 years of rent at €12.99 per m² a month in new leases.
The median disposable monetary income of residents is €24,670 a year, about €2,056 a month: 3% lower than in Kajaani and 6% lower than in Finland. 11% of the labour force is unemployed, about the same as in Kajaani (12%). The area has 199 jobs; the largest industry is health and social work (95%). Its share is clearly higher than in Kajaani (23%).
The number of residents has fallen by 23% since 2014, more than in Kajaani.
Rank among the city's areas
Households renting
2%
The lowest of 18 areas in Kajaani
Kajaani 35%
Aged 65 or over
42%
The highest of 18 areas in Kajaani
Kajaani 25%
Residents
276
The lowest of 18 areas in Kajaani
Homes in small houses
99%
3rd highest of 18 areas in Kajaani
Kajaani 51%
Key figures
Residents and households 2024, prices and rents from the latest quarters
- Price per m², 1 bedroom
- €954
- Figure for Kajaani
- Kajaani€1,088
- Rent per m², 1 bedroom
- €12.99
- Figure for Kajaani
- Kajaani€12.88
- Residents
- 276
- -23.3% since 2014
- Mean age54.0
- Disposable monetary income, median
- €24,670
- +29.6% since 2014
- a year, about €2,056 a month
- Kajaani€25,528
- Finland€26,351
- Households renting
- 2%
- of 96 households
- Kajaani35%
- Finland38%
- University or college degree
- 35%
- of residents aged 18 or over
- Kajaani32%
- Finland36%
Housing costs
There are too few sales for the area to have its own price, so the one-bedroom price of €954 per m² is that of price area Kajaani. The price equals 6.1 years of rent at €12.99 per m² a month in new leases.
Price per m²
€954
Figure for Kajaani
Sales of old flats in blocks of flats, 2026 Q2, 27 sales
Rent per m² a month
€12.99
Figure for Kajaani
New leases, non-subsidised flats, 2026 Q3
Kajaani: €12.88
- Price-to-rent ratio
- 6.1 years
- Kajaani: 7.0
- Gross rental yield
- 16.3%
- Kajaani: 14.2%
- Maintenance charge
- €4.55
- Average per m² a month, Finland outside Greater Helsinki, 2025
- Change a year
- 10 yrs5 yrsPrice-2.9%-3.8%Rent+1.1%+0.9%
- Average of the price index (Kajaani) and rent index (Kajaani)
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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See the area's housing marketCompared with the other areas
The area is among the three highest or lowest postal code areas of Kajaani in 2 of 8 figures: households renting, aged 65 or over.
Median disposable income13/18
€21,901Palokangas€31,127KuluntalahtiKajaani €25,528Salmijärvi €24,670€21,901Palokangas€31,127KuluntalahtiHouseholds renting18/18
2%Salmijärvi57%PalokangasKajaani 35%Salmijärvi 2%2%Salmijärvi57%PalokangasAged 16 to 3413/18
14%Kajaani32%Kajaani KeskusKajaani 23%Salmijärvi 15%14%Kajaani32%Kajaani KeskusAged 65 or over1/18
15%Kuluntalahti42%SalmijärviKajaani 25%Salmijärvi 42%15%Kuluntalahti42%SalmijärviFamilies with children10/18
8%Kajaani Keskus39%KuluntalahtiKajaani 19%Salmijärvi 23%8%Kajaani Keskus39%KuluntalahtiUniversity or college degree8/18
17%Otanmäki-Kytökoski46%PaltaniemiKajaani 32%Salmijärvi 35%17%Otanmäki-Kytökoski46%PaltaniemiUnemployment6/18
5%Jormua21%PalokangasKajaani 12%Salmijärvi 11%5%Jormua21%PalokangasAverage home size6/18
55.0 m²Kajaani Keskus118.7 m²KuluntalahtiKajaani 77.3 m²Salmijärvi 107.0 m²55.0 m²Kajaani Keskus118.7 m²Kuluntalahti
Residents
Age
Older residents stand out: 42% are 65 or over (Kajaani: 25%). This is the highest share among the postal code areas of Kajaani.
SalmijärviKajaani
Source: Statistics Finland, Paavo, statistics year 2024 · Share of residents in each age group.
Main activity
Pensioners make up 44% of residents, more than in Kajaani (28%).
- Salmijärvi35%44%10%
- Kajaani41%28%14%
- Finland43%26%15%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of all residents. Unemployment is counted for ages 16 to 64.
- Mean age
- 54.0
- Kajaani: 44.0
- Unemployed, share of the labour force
- 11%
- Kajaani: 12%
- Household size
- 2.3
- Kajaani: 1.9
- Floor area per person
- 48.5 m²
- Kajaani: 42.0 m²
Households and homes
Tenure
96% of households own their home and 2% rent (Kajaani: 35% rent). This is the lowest renting share among the postal code areas of Kajaani.
- Salmijärvi96%
- Kajaani64%35%
- Finland61%38%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of households.
Dwellings
Almost all homes are detached, semi-detached or terraced houses (99%). Homes are larger on average than in Kajaani (107.0 m² compared with 77.3 m²).
- Salmijärvi99%
- Kajaani47%51%
- Finland48%50%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of dwellings by building type.
Household types
30% of households are people living alone and 23% are families with children.
SalmijärviKajaani
- Living alone30%, Kajaani 49%
- Living alone, under 351%, Kajaani 14%
- Couple under 35, no children1%, Kajaani 4%
- With children23%, Kajaani 19%
- With a child under 34%, Kajaani 4%
- Single parent3%, Kajaani 4%
- All members aged 18–6430%, Kajaani 47%
- At least one member 65 or over48%, Kajaani 35%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of households. A household can belong to several types.
- Average dwelling size
- 107.0 m²
- Kajaani: 77.3 m²
- Dwellings
- 109
- Summer cottages
- 92
Education and income
Highest qualification
35% of adults have a university or college degree, more than in Kajaani (32%).
- Salmijärvi24%39%27%
- Kajaani20%43%24%
- Finland22%36%22%13%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of residents aged 18 or over.
Income groups
11% of adults are in Finland's lowest-earning fifth and 16% in the highest, close to 20% each.
- Salmijärvi11%73%16%
- Kajaani20%66%14%
- 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
- €24,670
- a year, about €2,056 a month
- Kajaani: €25,528
- Households' disposable monetary income, median
- €50,239
- a year, about €4,187 a month
- Kajaani: €35,184
- University or college degree
- 35%
- Kajaani: 32%
Jobs
The area has 199 jobs; the largest industry is health and social work (95%). Its share is clearly higher than in Kajaani (23%).
Largest industries
SalmijärviKajaani
- Health and social work95%, Kajaani 23%
- Other services4%, Kajaani 3%
- Agriculture, forestry and fishing2%, Kajaani 2%
- Mining and quarrying0%, Kajaani 0%
- Manufacturing0%, Kajaani 8%
- Energy supply0%, Kajaani 0%
Source: Statistics Finland, Paavo, statistics year 2024 · Share of jobs with a known industry.
- Jobs located here
- 199
- Jobs per resident
- 0.72
- People working in the area divided by people living there
- Kajaani: 0.44
Sectors
- Salmijärvi98%
- Kajaani15%83%
- Finland20%77%
Source: Statistics Finland, Paavo, statistics year 2024
Change since 2010
The number of residents has fallen by 23% since 2014, more than in Kajaani. Median income has risen by 30% since 2014, at the same pace as in Kajaani.
Permanent residents at the end of each year. Source: Statistics Finland, Paavo.
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).