Quattordio: 1435 inhabitants (2026)
ISTAT Code: 006142
44.8992°N, 8.4060°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 Quattordio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Quattordio.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Quattordio.
Quattordio is a small municipality in the province of Alessandria, Piemonte region. With a population of 1435 inhabitants and a density of 81 per km², it covers an area of 17.8 km². The average declared income is 26.732 €.
Quattordio in numbers: the analysis
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Quattordio is a markedly smaller centre.
Among the 187 municipalities of the province of Alessandria, Quattordio ranks 41 by population.
The census record tells a story of long decline: in 1951 Quattordio had 1,594 inhabitants; today (2026) it has 1,435 — 10% fewer.
The ageing index is one of the starkest signals: in Quattordio there are 378 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 1,001 inhabitants for Quattordio: an expected decline of 30.2% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1594 |
| 2020 | 1566 |
| 2021 | 1524 |
| 2022 | 1497 |
| 2023 | 1468 |
| 2024 | 1462 |
| 2025 | 1434 |
| 2026 | 1435 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 702 | 48.9% |
| Women | 733 | 51.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 6 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 9 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1594 |
| 1961 | 1711 |
| 1971 | 2171 |
| 1981 | 2138 |
| 1991 | 1922 |
| 2001 | 1753 |
| 2011 | 1668 |
| 2019 | 1594 |
| 2020 | 1566 |
| 2021 | 1524 |
| 2022 | 1497 |
| 2023 | 1468 |
| 2024 | 1462 |
| 2025 | 1434 |
| 2026 | 1435 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1050 | 36.6% |
| Married | 1452 | 50.6% |
| Divorced | 102 | 3.6% |
| Widowed | 264 | 9.2% |
School-Age Population (2026)
Total 0-18 years: 185
| Valore | |
|---|---|
| Nido (0-2) | 20 |
| Infanzia (3-5) | 22 |
| Primaria (6-10) | 50 |
| Medie (11-13) | 36 |
| Superiori (14-18) | 57 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Quattordio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/quattordio-006142" title="Population pyramid of Quattordio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/quattordio-006142" alt="Population pyramid of Quattordio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>