Montemarzino: 312 inhabitants (2026)
ISTAT Code: 006108
44.8485°N, 8.9931°E
Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Piemonte.
Province page
Open the full profile page for the province of Alessandria.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Piemonte ranked by average income.
Provincial population ranking
View the municipalities in the province of Alessandria ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
Population & demographics
All demographic data for Montemarzino: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Montemarzino.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Montemarzino.
Montemarzino is a small municipality in the province of Alessandria, Piemonte region. With a population of 312 inhabitants and a density of 31 per km², it covers an area of 10.2 km². The average declared income is 21.876 €.
Montemarzino in numbers: the analysis
Among the 187 municipalities of the province of Alessandria, Montemarzino ranks 151 by population.
The census record tells a story of long decline: in 1951 Montemarzino had 869 inhabitants; today (2026) it has 312 — 64.1% fewer.
The ageing index is one of the starkest signals: in Montemarzino there are 644 residents over 65 for every 100 under 14, well above the national average.
Looking ahead to 2050, projections give Montemarzino about 411 inhabitants, up 31.7% from today.
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Montemarzino is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 288 |
| 2020 | 291 |
| 2021 | 309 |
| 2022 | 311 |
| 2023 | 306 |
| 2024 | 307 |
| 2025 | 305 |
| 2026 | 312 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 160 | 51.3% |
| Women | 152 | 48.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 1 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 869 |
| 1961 | 743 |
| 1971 | 593 |
| 1981 | 475 |
| 1991 | 368 |
| 2001 | 352 |
| 2011 | 341 |
| 2019 | 288 |
| 2020 | 291 |
| 2021 | 309 |
| 2022 | 311 |
| 2023 | 306 |
| 2024 | 307 |
| 2025 | 305 |
| 2026 | 312 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 234 | 38.4% |
| Married | 288 | 47.2% |
| Divorced | 32 | 5.2% |
| Widowed | 56 | 9.2% |
School-Age Population (2026)
Total 0-18 years: 28
| Valore | |
|---|---|
| Nido (0-2) | 3 |
| Infanzia (3-5) | 0 |
| Primaria (6-10) | 5 |
| Medie (11-13) | 6 |
| Superiori (14-18) | 14 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Montemarzino population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/montemarzino-006108" title="Population pyramid of Montemarzino — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/montemarzino-006108" alt="Population pyramid of Montemarzino — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>