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Population & demographics
All demographic data for Fiesso Umbertiano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Fiesso Umbertiano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Fiesso Umbertiano.
Fiesso Umbertiano is a small municipality in the province of Rovigo, Veneto region. With a population of 3882 inhabitants and a density of 141 per km², it covers an area of 27,5 km². The average declared income is 24.324 €.
Fiesso Umbertiano in numbers: the analysis
The ageing index is one of the starkest signals: in Fiesso Umbertiano there are 288 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 3,680 inhabitants for Fiesso Umbertiano: an expected decline of 5.2% from today.
Among the 50 municipalities of the province of Rovigo, Fiesso Umbertiano ranks 12 by population.
The census record tells a story of long decline: in 1951 Fiesso Umbertiano had 6,344 inhabitants; today (2026) it has 3,882 — 38.8% fewer.
Population Trend
Male/Female Ratio
Demographic Statistics
Demographic Indices
Births (recent years)
Historical Population (1951-present)
Marital Status (2025)
School-Age Population (2026)
Total 0-18 years: 532
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Fiesso Umbertiano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/fiesso-umbertiano-029022" title="Population pyramid of Fiesso Umbertiano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/fiesso-umbertiano-029022" alt="Population pyramid of Fiesso Umbertiano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>