# NUTS 3 areas of Croatia by population aged 15 to 64, 2025

All 21 values come from Eurostat, European Commission for 2025, so the places are comparable.

- Indicator id: `population_15_64`
- Unit: persons
- Definition: Resident population aged 15 to 64 on 1 January (Eurostat).
- Source: Eurostat, European Commission, Population on 1 January by broad age group, 15 to 64, by NUTS 2 and 3 region (demo_r_pjanaggr3) (https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table)
- Retrieved: 2026-10-09
- Citation: Eurostat. Population on 1 January by broad age group, 15 to 64, by NUTS 2 and 3 region (demo_r_pjanaggr3). https://ec.europa.eu/eurostat/databrowser/view/demo_r_pjanaggr3/default/table. Retrieved 2026-10-09.
- Web page: https://invokely.ai/rankings/population-15-64/croatia-provinces
- CSV: https://invokely.ai/download/rankings/population-15-64/croatia-provinces.csv

| Rank | Place | persons |
|---:|---|---:|
| 1 | Grad Zagreb | 502,831 |
| 2 | Splitsko-dalmatinska županija | 271,200 |
| 3 | Zagrebačka županija | 198,280 |
| 4 | Primorsko-goranska županija | 163,527 |
| 5 | Osječko-baranjska županija | 157,145 |
| 6 | Istarska županija | 128,570 |
| 7 | Varaždinska županija | 103,552 |
| 8 | Zadarska županija | 101,869 |
| 9 | Vukovarsko-srijemska županija | 84,500 |
| 10 | Sisačko-moslavačka županija | 82,194 |
| 11 | Brodsko-posavska županija | 78,247 |
| 12 | Krapinsko-zagorska županija | 77,278 |
| 13 | Dubrovačko-neretvanska županija | 71,788 |
| 14 | Karlovačka županija | 67,767 |
| 15 | Međimurska županija | 65,546 |
| 16 | Koprivničko-križevačka županija | 62,305 |
| 17 | Bjelovarsko-bilogorska županija | 59,921 |
| 18 | Šibensko-kninska županija | 56,431 |
| 19 | Virovitičko-podravska županija | 42,059 |
| 20 | Požeško-slavonska županija | 37,234 |
| 21 | Ličko-senjska županija | 26,445 |