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Population & demographics
All demographic data for Tadasuni: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Tadasuni.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Tadasuni.
Tadasuni is a small municipality in the province of Oristano, Sardegna region. With a population of 125 inhabitants and a density of 24 per km², it covers an area of 5.1 km². The average declared income is 15.322 €.
Tadasuni in numbers: the analysis
Demographic projections to 2050 estimate about 77 inhabitants for Tadasuni: an expected decline of 38.4% from today.
Compared with the provincial average of Oristano (about 1,687 residents per municipality), Tadasuni is a markedly smaller centre.
Among the 87 municipalities of the province of Oristano, Tadasuni ranks 84 by population.
The census record tells a story of long decline: in 1951 Tadasuni had 416 inhabitants; today (2026) it has 125 — 70% fewer.
The ageing index is one of the starkest signals: in Tadasuni there are 625 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 144 |
| 2020 | 147 |
| 2021 | 146 |
| 2022 | 141 |
| 2023 | 138 |
| 2024 | 126 |
| 2025 | 127 |
| 2026 | 125 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 67 | 53.6% |
| Women | 58 | 46.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 0 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 416 |
| 1961 | 389 |
| 1971 | 295 |
| 1981 | 258 |
| 1991 | 216 |
| 2001 | 198 |
| 2011 | 184 |
| 2019 | 144 |
| 2020 | 147 |
| 2021 | 146 |
| 2022 | 141 |
| 2023 | 138 |
| 2024 | 126 |
| 2025 | 127 |
| 2026 | 125 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 126 | 49.6% |
| Married | 96 | 37.8% |
| Divorced | 2 | 0.8% |
| Widowed | 30 | 11.8% |
School-Age Population (2026)
Total 0-18 years: 10
| Valore | |
|---|---|
| Nido (0-2) | 3 |
| Infanzia (3-5) | 1 |
| Primaria (6-10) | 2 |
| Medie (11-13) | 0 |
| Superiori (14-18) | 4 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Tadasuni population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/tadasuni-095064" title="Population pyramid of Tadasuni — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/tadasuni-095064" alt="Population pyramid of Tadasuni — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>