Koljonvirta (74160)
Koljonvirta (74160) is a postal code area in Finland, in the Ylä-Savo sub-region. naapurustot.fi shows statistics for this neighbourhood across 29 indicators — population, income, housing, services and environment. All figures come from open public data.
In the top 17% nationally for Median Income and Higher Education. Among the weakest 22% nationally for Quality Index.
Population
| Population | 1,055 |
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| Population Density | 11 /km² |
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| Average Age | 42.0 yrs |
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| Young Children (0-6) | 6.6 % |
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| Foreign-Language Speakers | 2.8 % |
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| Pensioner Share | 25.8 % |
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| Student Share | 6.2 % |
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Income & employment
| Median Income | 28,826 € |
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| Unemployment Rate | 4.1 % |
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| Employment Rate | 42.1 % |
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| Higher Education | 36.9 % |
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Housing
| Home Ownership | 95.7 % |
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| Rental Rate | 3.6 % |
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| Avg. Apartment Size | 117.1 m² |
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| Detached Houses | 98.3 % |
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| Building Age | 1984 |
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Services
| Grocery Stores (count) | 0 |
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| Restaurants & Cafes (count) | 1 |
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| Schools (count) | 1 |
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| Daycares (count) | 0 |
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| Healthcare Facilities (count) | 0 |
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| Sports Facilities | 0.1 /km² |
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| Transit Stop Density | 0.7 /km² |
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Environment & safety
| Air Quality | 23.6 |
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| Tree Canopy Cover | 33.2 % |
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| Water Proximity | 410 m |
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| Noise Pollution | 40.0 dB |
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| Walkability Index | 54/100 |
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| Crime Rate | 95.6 /1000 |
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Age distribution
| Age group | Residents |
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| 0–2 | 32 (3.0 %) |
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| 3–6 | 38 (3.6 %) |
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| 7–12 | 106 (10.0 %) |
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| 13–15 | 68 (6.4 %) |
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| 16–17 | 28 (2.7 %) |
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| 18–19 | 19 (1.8 %) |
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| 20–24 | 20 (1.9 %) |
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| 25–29 | 36 (3.4 %) |
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| 30–34 | 52 (4.9 %) |
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| 35–39 | 69 (6.5 %) |
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| 40–44 | 92 (8.7 %) |
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| 45–49 | 56 (5.3 %) |
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| 50–54 | 66 (6.3 %) |
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| 55–59 | 61 (5.8 %) |
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| 60–64 | 59 (5.6 %) |
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| 65–69 | 98 (9.3 %) |
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| 70–74 | 64 (6.1 %) |
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| 75–79 | 54 (5.1 %) |
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| 80–84 | 22 (2.1 %) |
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| 85+ | 15 (1.4 %) |
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Jobs by sector
| Sector | Jobs |
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| F Construction | 34 (28.1 %) |
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| A Agriculture, forestry & fishing | 30 (24.8 %) |
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| H Transportation & storage | 14 (11.6 %) |
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| Q Health & social work | 14 (11.6 %) |
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| P Education | 7 (5.8 %) |
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Households & income
| Households | 415 |
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| Average household size | 2.5 persons |
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| Living space per person | 48.4 m² |
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| One-person households | 96 (23.1 %) |
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| Median household income | 56,370 € |
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| Mean household income | 60,575 € |
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| Lowest income category | 59 (14.2 %) |
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| Middle income category | 254 (61.2 %) |
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| Highest income category | 102 (24.6 %) |
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Frequently asked questions
What is the population of Koljonvirta?
Koljonvirta has a population of about 1,055.
What is the median income in Koljonvirta?
The median income in Koljonvirta is about €28,826 per year.
How does Koljonvirta rank for quality of life?
Koljonvirta ranks in the bottom 22% nationally for quality of life and in the bottom 48% within the Ylä-Savo sub-region.
How high are incomes in Koljonvirta?
Koljonvirta ranks in the top 17% nationally for median income and in the top 1% within the Ylä-Savo sub-region.
How safe is Koljonvirta?
Koljonvirta ranks in the bottom 34% nationally for safety and in the bottom 16% within the Ylä-Savo sub-region.
What is the air quality in Koljonvirta?
Koljonvirta ranks in the bottom 35% nationally for air quality and in the bottom 6% within the Ylä-Savo sub-region.
How green is Koljonvirta?
Koljonvirta ranks in the bottom 33% nationally for tree canopy cover and in the bottom 24% within the Ylä-Savo sub-region.
How highly educated are residents of Koljonvirta?
Koljonvirta ranks in the top 17% nationally for higher education and in the top 1% within the Ylä-Savo sub-region.
How high is the employment rate in Koljonvirta?
Koljonvirta ranks in the top 43% nationally for employment rate and in the top 23% within the Ylä-Savo sub-region.
Planning & projects nearby
Ongoing state transport-infrastructure projects nationwide; in-progress municipal detailed planning in participating cities (Helsinki, Jyväskylä, Tampere, Turku, Vantaa) as of 2026-06-17. Not nationwide zoning data — coverage expands toward the statutory 2029 Ryhti rollout.
Nearby areas
Iisalmi Keskus, Eteläinen · Iisalmi Keskus Pohjoinen · Laidunmäki · Soinlahti · Vieremä Keskus · Kurenpolvi
Similar areas elsewhere in Finland
Kuukanniemi (Lappeenranta) · Valkkinen (Tampere Metro) · Tottijärvi (Tampere Metro) · Kunnas-Hiekkanummi (Lahti) · Rahula (Mikkeli) · Vuorentausta (Tampere Metro)
Data sources
Data sources: Statistics Finland (Paavo open data), HSL, Helsinki Region Environmental Services HSY, OpenStreetMap, the Finnish Police, Traficom and Väylävirasto. Every value is based on open, verifiable public data.
All areas in this region · Open on the map · All areas in Finland · Iisalmi · Median income · Families with children · Public transport access · Walkability · Higher education · Students · Low unemployment · Quality of life · Iisalmi Keskus, Eteläinen vs Koljonvirta · Iisalmi Keskus Pohjoinen vs Koljonvirta · Koljonvirta vs Vieremä Keskus · Iisalmi