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Population & demographics
All demographic data for Gaiba: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Gaiba.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Gaiba.
Gaiba is a small municipality in the province of Rovigo, Veneto region. With a population of 932 inhabitants and a density of 78 per km², it covers an area of 12.0 km². The average declared income is 23.250 €.
Gaiba in numbers: the analysis
Demographic projections to 2050 estimate about 755 inhabitants for Gaiba: an expected decline of 19% from today.
Compared with the provincial average of Rovigo (about 4,544 residents per municipality), Gaiba is a markedly smaller centre.
Among the 50 municipalities of the province of Rovigo, Gaiba ranks 47 by population.
The census record tells a story of long decline: in 1951 Gaiba had 1,995 inhabitants; today (2026) it has 932 — 53.3% fewer.
The ageing index is one of the starkest signals: in Gaiba there are 401 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 991 |
| 2020 | 980 |
| 2021 | 989 |
| 2022 | 970 |
| 2023 | 949 |
| 2024 | 968 |
| 2025 | 946 |
| 2026 | 932 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 462 | 49.6% |
| Women | 470 | 50.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1995 |
| 1961 | 1433 |
| 1971 | 1233 |
| 1981 | 1202 |
| 1991 | 1105 |
| 2001 | 1136 |
| 2011 | 1094 |
| 2019 | 991 |
| 2020 | 980 |
| 2021 | 989 |
| 2022 | 970 |
| 2023 | 949 |
| 2024 | 968 |
| 2025 | 946 |
| 2026 | 932 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 808 | 42.7% |
| Married | 852 | 45.0% |
| Divorced | 44 | 2.3% |
| Widowed | 188 | 9.9% |
School-Age Population (2026)
Total 0-18 years: 115
| Valore | |
|---|---|
| Nido (0-2) | 10 |
| Infanzia (3-5) | 14 |
| Primaria (6-10) | 29 |
| Medie (11-13) | 18 |
| Superiori (14-18) | 44 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Gaiba population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/gaiba-029025" title="Population pyramid of Gaiba — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/gaiba-029025" alt="Population pyramid of Gaiba — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>