Statistics for Castro-Urdiales
Latest official figures for Castro-Urdiales, each linked to its source.
Demography
| Population | 33,450 persons | 2025 |
| Population aged 16 to 64 | 22,869 persons | 2025 |
| Foreign nationals share of population | 10.2 % | 2025 |
| Population aged 65 and over | 17.9 % | 2025 |
Labor market
| Registered unemployment | 1,759 persons | 2026-08 |
| Registered unemployment rate | 7.69 % | 2026-08 |
Income and living conditions
| Average net income per person | 15,554 EUR | 2023 |
| Average net income per household | 36,815 EUR | 2023 |
| Gini index | 30.8 index | 2023 |