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Population & demographics
All demographic data for Calto: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Calto.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Calto.
Calto is a small municipality in the province of Rovigo, Veneto region. With a population of 699 inhabitants and a density of 65 per km², it covers an area of 10.8 km². The average declared income is 22.765 €.
Calto in numbers: the analysis
The census record tells a story of long decline: in 1951 Calto had 1,749 inhabitants; today (2026) it has 699 — 60% fewer.
The ageing index is one of the starkest signals: in Calto there are 366 residents over 65 for every 100 under 14, well above the national average.
For 2050 the projections point to an essentially unchanged population: about 682 inhabitants.
Compared with the provincial average of Rovigo (about 4,544 residents per municipality), Calto is a markedly smaller centre.
Among the 50 municipalities of the province of Rovigo, Calto ranks 50 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 704 |
| 2020 | 684 |
| 2021 | 683 |
| 2022 | 659 |
| 2023 | 664 |
| 2024 | 683 |
| 2025 | 681 |
| 2026 | 699 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 365 | 52.2% |
| Women | 334 | 47.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1749 |
| 1961 | 1302 |
| 1971 | 1073 |
| 1981 | 954 |
| 1991 | 872 |
| 2001 | 865 |
| 2011 | 819 |
| 2019 | 704 |
| 2020 | 684 |
| 2021 | 683 |
| 2022 | 659 |
| 2023 | 664 |
| 2024 | 683 |
| 2025 | 681 |
| 2026 | 699 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 540 | 39.6% |
| Married | 636 | 46.7% |
| Divorced | 44 | 3.2% |
| Widowed | 142 | 10.4% |
School-Age Population (2026)
Total 0-18 years: 88
| Valore | |
|---|---|
| Nido (0-2) | 8 |
| Infanzia (3-5) | 9 |
| Primaria (6-10) | 18 |
| Medie (11-13) | 22 |
| Superiori (14-18) | 31 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Calto population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/calto-029008" title="Population pyramid of Calto — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/calto-029008" alt="Population pyramid of Calto — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>