Statistics for Castelldefels
Latest official figures for Castelldefels, each linked to its source.
Demography
| Population | 70,057 persons | 2025 |
| Population aged 16 to 64 | 47,836 persons | 2025 |
| Population density | 5,414.8 inhabitants per km² | 2025 |
| Foreign nationals share of population | 24.2 % | 2025 |
| Population aged 65 and over | 16.5 % | 2025 |
| Average age | 42.8 years | 2025 |
| Dependency ratio | 45.7 % | 2025 |
| Live births | 381 count | 2025 |
| Deaths | 474 count | 2024 |
| Crude birth rate | 5.33 per 1,000 inhabitants | 2024 |
| Crude death rate | 6.83 per 1,000 inhabitants | 2024 |
| Total fertility rate | 0.86 children per woman | 2024 |
| Life expectancy at birth | 83.39 years | 2023 |
Labor market
| Registered unemployment | 2,354 persons | 2026-08 |
| Registered unemployment rate | 4.92 % | 2026-08 |
| Social Security affiliates | 30,735 persons | 2026-08 |
Income and living conditions
| Average net income per person | 18,693 EUR | 2023 |
| Average net income per household | 51,814 EUR | 2023 |
| Gini index | 34.7 index | 2023 |