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ISTAT Code: 006103
44.6665°N, 8.7307°E
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Population & demographics
All demographic data for Montaldeo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Montaldeo.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Montaldeo.
Montaldeo is a small municipality in the province of Alessandria, Piemonte region. With a population of 206 inhabitants and a density of 39 per km², it covers an area of 5.2 km². The average declared income is 22.912 €.
Montaldeo in numbers: the analysis
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Montaldeo is a markedly smaller centre.
Demographic projections to 2050 estimate about 106 inhabitants for Montaldeo: an expected decline of 48.5% from today.
The ageing index is one of the starkest signals: in Montaldeo there are 658 residents over 65 for every 100 under 14, well above the national average.
The census record tells a story of long decline: in 1951 Montaldeo had 761 inhabitants; today (2026) it has 206 — 72.9% fewer.
Among the 187 municipalities of the province of Alessandria, Montaldeo ranks 170 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 250 |
| 2020 | 237 |
| 2021 | 243 |
| 2022 | 232 |
| 2023 | 215 |
| 2024 | 208 |
| 2025 | 208 |
| 2026 | 206 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 97 | 47.1% |
| Women | 109 | 52.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 2 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 1 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 761 |
| 1961 | 609 |
| 1971 | 468 |
| 1981 | 426 |
| 1991 | 364 |
| 2001 | 318 |
| 2011 | 291 |
| 2019 | 250 |
| 2020 | 237 |
| 2021 | 243 |
| 2022 | 232 |
| 2023 | 215 |
| 2024 | 208 |
| 2025 | 208 |
| 2026 | 206 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 150 | 36.1% |
| Married | 206 | 49.5% |
| Divorced | 18 | 4.3% |
| Widowed | 42 | 10.1% |
School-Age Population (2026)
Total 0-18 years: 17
| Valore | |
|---|---|
| Nido (0-2) | 2 |
| Infanzia (3-5) | 1 |
| Primaria (6-10) | 3 |
| Medie (11-13) | 4 |
| Superiori (14-18) | 7 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Montaldeo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/montaldeo-006103" title="Population pyramid of Montaldeo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/montaldeo-006103" alt="Population pyramid of Montaldeo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>