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Population & demographics
All demographic data for Castiglione del Lago: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castiglione del Lago.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Castiglione del Lago.
Castiglione del Lago is a medium-sized municipality in the province of Perugia, Umbria region. With a population of 15.202 inhabitants and a density of 74 per km², it covers an area of 205.0 km². The average declared income is 20.960 €.
Castiglione del Lago in numbers: the analysis
Looking ahead to 2050, projections give Castiglione del Lago about 16,508 inhabitants, up 8.6% from today.
Among the 59 municipalities of the province of Perugia, Castiglione del Lago ranks 12 by population.
The census record tells a story of long decline: in 1951 Castiglione del Lago had 17,449 inhabitants; today (2026) it has 15,202 — 12.9% fewer.
The ageing index is one of the starkest signals: in Castiglione del Lago there are 260 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 14.841 |
| 2020 | 14.771 |
| 2021 | 15.160 |
| 2022 | 15.193 |
| 2023 | 15.158 |
| 2024 | 15.136 |
| 2025 | 15.173 |
| 2026 | 15.202 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 7436 | 48.9% |
| Women | 7766 | 51.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 88 |
| 2022 | 88 |
| 2023 | 86 |
| 2024 | 77 |
| 2025 | 70 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 17.449 |
| 1961 | 16.692 |
| 1971 | 13.515 |
| 1981 | 13.430 |
| 1991 | 13.409 |
| 2001 | 14.230 |
| 2011 | 15.422 |
| 2019 | 14.841 |
| 2020 | 14.771 |
| 2021 | 15.160 |
| 2022 | 15.193 |
| 2023 | 15.158 |
| 2024 | 15.136 |
| 2025 | 15.173 |
| 2026 | 15.202 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 12.656 | 41.7% |
| Married | 14.018 | 46.2% |
| Divorced | 1080 | 3.6% |
| Widowed | 2592 | 8.5% |
School-Age Population (2026)
Total 0-18 years: 2263
| Valore | |
|---|---|
| Nido (0-2) | 235 |
| Infanzia (3-5) | 285 |
| Primaria (6-10) | 603 |
| Medie (11-13) | 434 |
| Superiori (14-18) | 706 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castiglione del Lago population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castiglione-del-lago-054009" title="Population pyramid of Castiglione del Lago — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castiglione-del-lago-054009" alt="Population pyramid of Castiglione del Lago — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>