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Population & demographics
All demographic data for Castellalto: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castellalto.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Castellalto.
Castellalto is a medium-sized municipality in the province of Teramo, Abruzzo region. With a population of 7234 inhabitants and a density of 213 per km², it covers an area of 34.0 km². The average declared income is 20.262 €.
Castellalto in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Castellalto is 174 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 6,316 inhabitants for Castellalto: an expected decline of 12.7% from today.
Among the 47 municipalities of the province of Teramo, Castellalto ranks 13 by population.
Castellalto has grown substantially since 1951: from 4,255 inhabitants then to 7,234 in 2026, an increase of 70%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 7526 |
| 2020 | 7507 |
| 2021 | 7426 |
| 2022 | 7338 |
| 2023 | 7301 |
| 2024 | 7248 |
| 2025 | 7231 |
| 2026 | 7234 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 3614 | 50.0% |
| Women | 3620 | 50.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 47 |
| 2022 | 60 |
| 2023 | 47 |
| 2024 | 58 |
| 2025 | 38 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4255 |
| 1961 | 4039 |
| 1971 | 3890 |
| 1981 | 4779 |
| 1991 | 5866 |
| 2001 | 6637 |
| 2011 | 7359 |
| 2019 | 7526 |
| 2020 | 7507 |
| 2021 | 7426 |
| 2022 | 7338 |
| 2023 | 7301 |
| 2024 | 7248 |
| 2025 | 7231 |
| 2026 | 7234 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 6412 | 44.3% |
| Married | 6822 | 47.2% |
| Divorced | 306 | 2.1% |
| Widowed | 922 | 6.4% |
School-Age Population (2026)
Total 0-18 years: 1221
| Valore | |
|---|---|
| Nido (0-2) | 145 |
| Infanzia (3-5) | 170 |
| Primaria (6-10) | 355 |
| Medie (11-13) | 200 |
| Superiori (14-18) | 351 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castellalto population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castellalto-067011" title="Population pyramid of Castellalto — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castellalto-067011" alt="Population pyramid of Castellalto — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>