Castellar Guidobono: 429 inhabitants (2026)
ISTAT Code: 006046
44.9063°N, 8.9467°E
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Population & demographics
All demographic data for Castellar Guidobono: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castellar Guidobono.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Castellar Guidobono.
Castellar Guidobono is a small municipality in the province of Alessandria, Piemonte region. With a population of 429 inhabitants and a density of 179 per km², it covers an area of 2.4 km². The average declared income is 24.868 €.
Castellar Guidobono in numbers: the analysis
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Castellar Guidobono is a markedly smaller centre.
Among the 187 municipalities of the province of Alessandria, Castellar Guidobono ranks 131 by population.
Over the long run the population of Castellar Guidobono has stayed essentially stable: 451 inhabitants in 1951, 429 in 2026 (less than 5% change).
The ageing index is one of the starkest signals: in Castellar Guidobono there are 356 residents over 65 for every 100 under 14, well above the national average.
Looking ahead to 2050, projections give Castellar Guidobono about 550 inhabitants, up 28.2% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 399 |
| 2020 | 397 |
| 2021 | 397 |
| 2022 | 398 |
| 2023 | 400 |
| 2024 | 407 |
| 2025 | 417 |
| 2026 | 429 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 223 | 52.0% |
| Women | 206 | 48.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 451 |
| 1961 | 451 |
| 1971 | 444 |
| 1981 | 412 |
| 1991 | 380 |
| 2001 | 402 |
| 2011 | 427 |
| 2019 | 399 |
| 2020 | 397 |
| 2021 | 397 |
| 2022 | 398 |
| 2023 | 400 |
| 2024 | 407 |
| 2025 | 417 |
| 2026 | 429 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 340 | 40.8% |
| Married | 396 | 47.5% |
| Divorced | 30 | 3.6% |
| Widowed | 68 | 8.2% |
School-Age Population (2026)
Total 0-18 years: 51
| Valore | |
|---|---|
| Nido (0-2) | 8 |
| Infanzia (3-5) | 6 |
| Primaria (6-10) | 10 |
| Medie (11-13) | 8 |
| Superiori (14-18) | 19 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castellar Guidobono population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castellar-guidobono-006046" title="Population pyramid of Castellar Guidobono — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castellar-guidobono-006046" alt="Population pyramid of Castellar Guidobono — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>