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Population & demographics
All demographic data for Flussio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Flussio.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Flussio.
Flussio is a small municipality in the province of Oristano, Sardegna region. With a population of 386 inhabitants and a density of 55 per km², it covers an area of 7.0 km². The average declared income is 16.196 €.
Flussio in numbers: the analysis
The census record tells a story of long decline: in 1951 Flussio had 742 inhabitants; today (2026) it has 386 — 48% fewer.
The ageing index is one of the starkest signals: in Flussio there are 460 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 256 inhabitants for Flussio: an expected decline of 33.7% from today.
Compared with the provincial average of Oristano (about 1,687 residents per municipality), Flussio is a markedly smaller centre.
Among the 87 municipalities of the province of Oristano, Flussio ranks 61 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 435 |
| 2020 | 434 |
| 2021 | 437 |
| 2022 | 426 |
| 2023 | 412 |
| 2024 | 398 |
| 2025 | 395 |
| 2026 | 386 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 179 | 46.4% |
| Women | 207 | 53.6% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 2 |
| 2025 | 2 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 742 |
| 1961 | 695 |
| 1971 | 555 |
| 1981 | 573 |
| 1991 | 533 |
| 2001 | 497 |
| 2011 | 454 |
| 2019 | 435 |
| 2020 | 434 |
| 2021 | 437 |
| 2022 | 426 |
| 2023 | 412 |
| 2024 | 398 |
| 2025 | 395 |
| 2026 | 386 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 302 | 38.2% |
| Married | 382 | 48.4% |
| Divorced | 20 | 2.5% |
| Widowed | 86 | 10.9% |
School-Age Population (2026)
Total 0-18 years: 41
| Valore | |
|---|---|
| Nido (0-2) | 6 |
| Infanzia (3-5) | 4 |
| Primaria (6-10) | 14 |
| Medie (11-13) | 5 |
| Superiori (14-18) | 12 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Flussio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/flussio-095080" title="Population pyramid of Flussio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/flussio-095080" alt="Population pyramid of Flussio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>