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Population & demographics
All demographic data for Castel Castagna: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castel Castagna.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Castel Castagna.
Castel Castagna is a small municipality in the province of Teramo, Abruzzo region. With a population of 400 inhabitants and a density of 22 per km², it covers an area of 18.2 km². The average declared income is 17.369 €.
Castel Castagna in numbers: the analysis
The census record tells a story of long decline: in 1951 Castel Castagna had 1,749 inhabitants; today (2026) it has 400 — 77.1% fewer.
The ageing index is one of the starkest signals: in Castel Castagna there are 381 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 244 inhabitants for Castel Castagna: an expected decline of 39% from today.
Compared with the provincial average of Teramo (about 6,379 residents per municipality), Castel Castagna is a markedly smaller centre.
Among the 47 municipalities of the province of Teramo, Castel Castagna ranks 45 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 462 |
| 2020 | 454 |
| 2021 | 463 |
| 2022 | 451 |
| 2023 | 432 |
| 2024 | 424 |
| 2025 | 406 |
| 2026 | 400 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 208 | 52.0% |
| Women | 192 | 48.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1749 |
| 1961 | 1244 |
| 1971 | 856 |
| 1981 | 633 |
| 1991 | 609 |
| 2001 | 539 |
| 2011 | 491 |
| 2019 | 462 |
| 2020 | 454 |
| 2021 | 463 |
| 2022 | 451 |
| 2023 | 432 |
| 2024 | 424 |
| 2025 | 406 |
| 2026 | 400 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 332 | 40.9% |
| Married | 378 | 46.6% |
| Divorced | 16 | 2.0% |
| Widowed | 86 | 10.6% |
School-Age Population (2026)
Total 0-18 years: 42
| Valore | |
|---|---|
| Nido (0-2) | 3 |
| Infanzia (3-5) | 7 |
| Primaria (6-10) | 17 |
| Medie (11-13) | 4 |
| Superiori (14-18) | 11 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castel Castagna population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castel-castagna-067010" title="Population pyramid of Castel Castagna — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castel-castagna-067010" alt="Population pyramid of Castel Castagna — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>