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Population & demographics
All demographic data for Osini: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Osini.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Osini.
Osini is a small municipality in the province of Nuoro, Sardegna region. With a population of 681 inhabitants and a density of 17 per km², it covers an area of 39.9 km². The average declared income is 14.702 €.
Osini in numbers: the analysis
The census record tells a story of long decline: in 2019 Osini had 764 inhabitants; today (2026) it has 681 — 10.9% fewer.
The ageing index is one of the starkest signals: in Osini there are 457 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 459 inhabitants for Osini: an expected decline of 32.6% from today.
Compared with the provincial average of Nuoro (about 2,623 residents per municipality), Osini is a markedly smaller centre.
Among the 74 municipalities of the province of Nuoro, Osini ranks 60 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 764 |
| 2020 | 739 |
| 2021 | 740 |
| 2022 | 727 |
| 2023 | 714 |
| 2024 | 701 |
| 2025 | 690 |
| 2026 | 681 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 360 | 52.9% |
| Women | 321 | 47.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 2019 | 764 |
| 2020 | 739 |
| 2021 | 740 |
| 2022 | 727 |
| 2023 | 714 |
| 2024 | 701 |
| 2025 | 690 |
| 2026 | 681 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 692 | 50.1% |
| Married | 544 | 39.4% |
| Divorced | 28 | 2.0% |
| Widowed | 116 | 8.4% |
School-Age Population (2026)
Total 0-18 years: 77
| Valore | |
|---|---|
| Nido (0-2) | 14 |
| Infanzia (3-5) | 8 |
| Primaria (6-10) | 14 |
| Medie (11-13) | 15 |
| Superiori (14-18) | 26 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Osini population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/osini-091069" title="Population pyramid of Osini — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/osini-091069" alt="Population pyramid of Osini — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>