Sunja: population and statistics
Sunja has a population of 3,648 (2025) across 13.3 km², or 274 people per km². It ranks 192 of 556 municipalities by population. Its population is falling: −26.8% between 2015 and 2025.
- 3,648 residents
- 13.3 km²
- 274 people/km²
Sunja in numbers
Key points
Among the 19 municipalities in Sisak-Moslavina County, Sunja ranks No. 8 by population.
Pensioners per 1,000 residents: 521 in Sunja, compared with an average of 378 in Sisak-Moslavina County and 304 nationally.
Employed share of residents aged 15 and over: 32.0% in Sunja, compared with an average of 43.4% in Sisak-Moslavina County and 49.1% nationally.
Population of Sunja over time
Sunja had 4,985 residents in 2015 and 3,648 in 2025.
| Year | Population |
|---|---|
| 2020 | 4,236 |
| 2021 | 4,080 |
| 2022 | 3,946 |
| 2023 | 3,835 |
| 2024 | 3,732 |
| 2025 | 3,648 |
Did you know?
- Number 1 in Sisak-Moslavina County for “Share of employed residents in construction”.
- “Pensioners per 1,000 residents”: higher than in 98% of municipalities.
- “Employed share of residents aged 15 and over”: lower than in 97% of municipalities.
- “Share of unoccupied dwellings for permanent residence”: higher than in 97% of municipalities.
- Its area is roughly equal to 1,863 football pitches.
- Its population density is 2.4 times the national average.
- The nearest municipality is Donji Kukuruzari, 13.1 km away.
All indicators for Sunja
Value for the municipality, then the regional average and the national median (for counts: regional and national totals). The gauge places the municipality between the lowest and highest value in the country.
Population
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Average age of residents (2021) | 49.0 years | 45.9 | 44.8 | ranked 52 of 545 | |
| Share of residents aged 65 and over (2021) | 29.2% | 24.6% | 22.9% | ranked 78 of 545 | |
| Share of children aged 0 to 14 (2021) | 11.3% | 13.1% | 13.7% | ranked 467 of 545 | |
| Natural change per 1,000 residents (2024) | −16.9 ‰ | −9.4 ‰ | −6.8 ‰ | ranked 506 of 546 | |
| Net migration (arrivals minus departures) per 1,000 residents (2025) | −8.2 ‰ | −4.2 ‰ | 3.1 ‰ | ranked 469 of 546 | |
| Net migration with abroad per 1,000 residents (2025) | −7.7 ‰ | −1.9 ‰ | 3.7 ‰ | ranked 530 of 546 |
Housing
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Number of dwellings (2021) | 3,724 | 87,222 | 2,390,500 | ranked 140 of 545 | |
| Dwellings per 1,000 residents (2021) | 903 | 621 | 604 | ranked 122 of 545 | |
| Share of holiday and seasonal dwellings (2021) | 5.3% | 6.6% | 7.9% | ranked 321 of 545 | |
| Share of unoccupied dwellings for permanent residence (2021) | 49.7% | 29.2% | 25.9% | ranked 20 of 545 | |
| Average floor area of an occupied dwelling (2021) | 92.3 m² | 98.0 m² | 100.4 m² | ranked 408 of 545 | |
| Dwellings completed in the year (2024) | 2 | 265 | 16,654 | ranked 314 of 546 | |
| Dwellings completed 2020-2024 per 1,000 residents (2024) | 2.7 | 6.8 | 7.2 | ranked 458 of 546 | |
| Share of occupied dwellings connected to a sewage disposal system (2021) | 97.3% | 98.7% | 99.0% | ranked 400 of 545 |
Energy
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of occupied dwellings with a gas installation (2021) | 1.5% | 27.7% | 12.8% | ranked 523 of 545 | |
| Share of occupied dwellings with air conditioning (2021) | 14.3% | 32.1% | 31.3% | ranked 477 of 545 |
Economy
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of employed residents in agriculture, forestry and fishing (2021) | 11.6% | 5.7% | 6.0% | ranked 156 of 545 | |
| Share of employed residents in mining, manufacturing, energy and water supply (2021) | 17.0% | 23.4% | 19.5% | ranked 319 of 545 | |
| Share of employed residents in construction (2021) | 17.7% | 8.5% | 9.0% | ranked 28 of 545 | |
| Net income per resident (per year) (2025) | 7,501 € | 8,681 € | 7,821 € | ranked 332 of 546 | |
| Average annual net pay per employee (2025) | 10,581 € | 12,100 € | 11,010 € | ranked 342 of 546 | |
| Average annual net pension per pensioner (2025) | 5,403 € | 6,760 € | 6,391 € | ranked 454 of 546 | |
| Employees with pay per 1,000 residents (2025) | 387 | 460 | 456 | ranked 460 of 546 | |
| Pensioners per 1,000 residents (2025) | 521 | 378 | 302 | ranked 12 of 546 |
Employment
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Unemployment rate (2021) | 13.4% | 6.8% | 4.6% | ranked 24 of 545 | |
| Employed share of residents aged 15 and over (2021) | 32.0% | 43.4% | 45.2% | ranked 528 of 545 | |
| Persons in paid employment in legal entities (2024) | 283 | 31,859 | 1,262,193 | ranked 315 of 546 | |
| Persons in paid employment in legal entities per 1,000 residents (2024) | 76 | 238 | 150 | ranked 451 of 546 | |
| Share of employed residents working outside their municipality (2021) | 52.5% | 38.9% | 55.5% | ranked 302 of 545 |
Tourism
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of employed residents in accommodation and food service activities (2021) | 5.5% | 5.2% | 6.5% | ranked 348 of 545 |
Society
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Average household size in occupied dwellings (2021) | 2.43 | 2.60 | 2.75 | ranked 457 of 545 |
Education
| Indicator | Sunja | Sisak-Moslavina County | National | Position? | Rank |
|---|---|---|---|---|---|
| Kindergartens and preschool institutions (2025/2026) | 1 | 40 | 1,794 | ranked 189 of 546 | |
| Children in kindergartens (2025/2026) | 79 | 4,515 | 158,685 | ranked 295 of 546 | |
| Children in kindergartens per 1,000 residents (2025/2026) | 22 | 34 | 35 | ranked 423 of 546 | |
| Primary schools (2025/2026) | 1 | 79 | 1,925 | ranked 351 of 546 | |
| Primary school pupils (2025/2026) | 231 | 9,475 | 291,355 | ranked 226 of 546 | |
| Primary school pupils per 1,000 residents (2025/2026) | 63 | 72 | 72 | ranked 379 of 546 | |
| Pupils per teacher in primary schools (2025/2026) | 8.0 | 7.1 | 6.3 | ranked 138 of 534 | |
| Students by place of residence (2025/2026) | 61 | 4,094 | 139,372 | ranked 293 of 546 | |
| Students per 1,000 residents (by place of residence) (2025/2026) | 17 | 31 | 28 | ranked 457 of 546 | |
| Share of residents aged 15 and over with higher education (2021) | 6.9% | 15.9% | 13.0% | ranked 500 of 545 |
Sunja: indicators over time
Indicators available for several years. Hover over or tap a chart to read the value for each year.
Natural change per 1,000 residents
−16.9 ‰ in 2024, compared with −22.8 ‰ in 2022
Net migration (arrivals minus departures) per 1,000 residents
−8.2 ‰ in 2025, compared with −26.1 ‰ in 2015
Net migration with abroad per 1,000 residents
−7.7 ‰ in 2025, compared with −17.7 ‰ in 2015
Dwellings completed in the year
2 in 2024, compared with 6 in 2011
Net income per resident (per year)
7,501 € in 2025, compared with 4,506 € in 2022
Average annual net pay per employee
10,581 € in 2025, compared with 6,972 € in 2022
Average annual net pension per pensioner
5,403 € in 2025, compared with 3,645 € in 2022
Persons in paid employment in legal entities
283 in 2024, compared with 315 in 2011
Tourist nights in the year
0 in 2015, compared with 0 in 2012
Where is Sunja?
Neighbouring municipalities
- Donji Kukuruzari13 km · 955
- Majur13 km · 694
- Hrvatska Kostajnica15 km · 1,681
- Sisak20 km · 38,279
- Kutina21 km · 18,553
- Petrinja23 km · 19,248
- Popovača23 km · 10,050
- Lipovljani26 km · 2,623
All municipalities in Sisak-Moslavina County
Municipalities of similar size
Frequently asked questions
What is the population of Sunja?
Sunja has 3,648 residents (2025), ranking 192 of 556 municipalities.
How big is Sunja?
Sunja covers 13.3 km², with a density of 274 people per km².
Is the population of Sunja growing?
Between 2015 and 2025, the population of Sunja went from 4,985 to 3,648, a change of −26.8%.
Where is Sunja?
Sunja is in Sisak-Moslavina County. Latitude 45.367, longitude 16.567.
Pensioners per 1,000 residents: what is the figure for Sunja?
In Sunja, “Pensioners per 1,000 residents” stands at 521 (2025), ranking 12 of 546 municipalities; the national median is 302.
Employed share of residents aged 15 and over: what is the figure for Sunja?
In Sunja, “Employed share of residents aged 15 and over” stands at 32.0% (2021), ranking 528 of 545 municipalities; the national median is 45.2%.
Which municipalities border Sunja?
The nearest to Sunja are Donji Kukuruzari (13 km), Majur (13 km), Hrvatska Kostajnica (15 km), Sisak (20 km), Kutina (21 km).