Casaleggio Boiro: 335 inhabitants (2026)
ISTAT Code: 006038
44.6343°N, 8.7317°E
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Population & demographics
All demographic data for Casaleggio Boiro: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Casaleggio Boiro.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Casaleggio Boiro.
Casaleggio Boiro is a small municipality in the province of Alessandria, Piemonte region. With a population of 335 inhabitants and a density of 28 per km², it covers an area of 12.1 km². The average declared income is 25.780 €.
Casaleggio Boiro in numbers: the analysis
Among the 187 municipalities of the province of Alessandria, Casaleggio Boiro ranks 147 by population.
The census record tells a story of long decline: in 1951 Casaleggio Boiro had 417 inhabitants; today (2026) it has 335 — 19.7% fewer.
The ageing index is one of the starkest signals: in Casaleggio Boiro there are 917 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 217 inhabitants for Casaleggio Boiro: an expected decline of 35.2% from today.
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Casaleggio Boiro is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 380 |
| 2020 | 372 |
| 2021 | 364 |
| 2022 | 370 |
| 2023 | 356 |
| 2024 | 351 |
| 2025 | 344 |
| 2026 | 335 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 174 | 51.9% |
| Women | 161 | 48.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 0 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 417 |
| 1961 | 312 |
| 1971 | 269 |
| 1981 | 267 |
| 1991 | 339 |
| 2001 | 377 |
| 2011 | 401 |
| 2019 | 380 |
| 2020 | 372 |
| 2021 | 364 |
| 2022 | 370 |
| 2023 | 356 |
| 2024 | 351 |
| 2025 | 344 |
| 2026 | 335 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 268 | 39.0% |
| Married | 288 | 41.9% |
| Divorced | 56 | 8.1% |
| Widowed | 76 | 11.0% |
School-Age Population (2026)
Total 0-18 years: 25
| Valore | |
|---|---|
| Nido (0-2) | 2 |
| Infanzia (3-5) | 0 |
| Primaria (6-10) | 7 |
| Medie (11-13) | 2 |
| Superiori (14-18) | 14 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Casaleggio Boiro population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/casaleggio-boiro-006038" title="Population pyramid of Casaleggio Boiro — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/casaleggio-boiro-006038" alt="Population pyramid of Casaleggio Boiro — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>