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Population & demographics
All demographic data for Ariano nel Polesine: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Ariano nel Polesine.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Ariano nel Polesine.
Ariano nel Polesine is a small municipality in the province of Rovigo, Veneto region. With a population of 3757 inhabitants and a density of 47 per km², it covers an area of 80.4 km². The average declared income is 20.284 €.
Ariano nel Polesine in numbers: the analysis
Among the 50 municipalities of the province of Rovigo, Ariano nel Polesine ranks 14 by population.
The census record tells a story of long decline: in 1951 Ariano nel Polesine had 12,770 inhabitants; today (2026) it has 3,757 — 70.6% fewer.
The ageing index is one of the starkest signals: in Ariano nel Polesine there are 444 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 2,574 inhabitants for Ariano nel Polesine: an expected decline of 31.5% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4195 |
| 2020 | 4182 |
| 2021 | 4098 |
| 2022 | 4000 |
| 2023 | 3907 |
| 2024 | 3866 |
| 2025 | 3815 |
| 2026 | 3757 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1825 | 48.6% |
| Women | 1932 | 51.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 22 |
| 2022 | 13 |
| 2023 | 10 |
| 2024 | 13 |
| 2025 | 13 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 12.770 |
| 1961 | 8333 |
| 1971 | 6299 |
| 1981 | 5584 |
| 1991 | 5239 |
| 2001 | 4882 |
| 2011 | 4554 |
| 2019 | 4195 |
| 2020 | 4182 |
| 2021 | 4098 |
| 2022 | 4000 |
| 2023 | 3907 |
| 2024 | 3866 |
| 2025 | 3815 |
| 2026 | 3757 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3022 | 39.6% |
| Married | 3408 | 44.7% |
| Divorced | 346 | 4.5% |
| Widowed | 854 | 11.2% |
School-Age Population (2026)
Total 0-18 years: 407
| Valore | |
|---|---|
| Nido (0-2) | 39 |
| Infanzia (3-5) | 57 |
| Primaria (6-10) | 110 |
| Medie (11-13) | 68 |
| Superiori (14-18) | 133 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Ariano nel Polesine population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/ariano-nel-polesine-029002" title="Population pyramid of Ariano nel Polesine — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/ariano-nel-polesine-029002" alt="Population pyramid of Ariano nel Polesine — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>