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Population & demographics
All demographic data for Castel del Monte: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castel del Monte.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Castel del Monte.
Castel del Monte is a small municipality in the province of L'Aquila, Abruzzo region. With a population of 379 inhabitants and a density of 7 per km², it covers an area of 57.6 km². The average declared income is 15.785 €.
Castel del Monte in numbers: the analysis
Compared with the provincial average of L'Aquila (about 2,655 residents per municipality), Castel del Monte is a markedly smaller centre.
Among the 108 municipalities of the province of L'Aquila, Castel del Monte ranks 83 by population.
The census record tells a story of long decline: in 1951 Castel del Monte had 2,336 inhabitants; today (2026) it has 379 — 83.8% fewer.
The ageing index is one of the starkest signals: in Castel del Monte there are 257 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 240 inhabitants for Castel del Monte: an expected decline of 36.7% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 433 |
| 2020 | 441 |
| 2021 | 450 |
| 2022 | 456 |
| 2023 | 435 |
| 2024 | 400 |
| 2025 | 383 |
| 2026 | 379 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 200 | 52.8% |
| Women | 179 | 47.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2336 |
| 1961 | 1720 |
| 1971 | 1183 |
| 1981 | 827 |
| 1991 | 707 |
| 2001 | 527 |
| 2011 | 447 |
| 2019 | 433 |
| 2020 | 441 |
| 2021 | 450 |
| 2022 | 456 |
| 2023 | 435 |
| 2024 | 400 |
| 2025 | 383 |
| 2026 | 379 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 340 | 44.4% |
| Married | 308 | 40.2% |
| Divorced | 36 | 4.7% |
| Widowed | 82 | 10.7% |
School-Age Population (2026)
Total 0-18 years: 55
| Valore | |
|---|---|
| Nido (0-2) | 9 |
| Infanzia (3-5) | 6 |
| Primaria (6-10) | 17 |
| Medie (11-13) | 13 |
| Superiori (14-18) | 10 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castel del Monte population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castel-del-monte-066026" title="Population pyramid of Castel del Monte — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castel-del-monte-066026" alt="Population pyramid of Castel del Monte — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>