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Population & demographics
All demographic data for Ozieri: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Ozieri.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Ozieri.
Ozieri is a medium-sized municipality in the province of Sassari, Sardegna region. With a population of 9559 inhabitants and a density of 37 per km², it covers an area of 255.0 km². The average declared income is 19.314 €.
Ozieri in numbers: the analysis
The census record tells a story of long decline: in 1951 Ozieri had 11,650 inhabitants; today (2026) it has 9,559 — 17.9% fewer.
The ageing index is one of the starkest signals: in Ozieri there are 314 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 6,805 inhabitants for Ozieri: an expected decline of 28.8% from today.
The average municipality in the province of Sassari has about 5,115 residents: Ozieri has 1.9 times as many.
Few municipalities in Sardegna are larger: it ranks no. 27 by population out of 377.
By population, Ozieri ranks no. 9 among the 92 municipalities of the province of Sassari.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 10.555 |
| 2020 | 10.424 |
| 2021 | 10.023 |
| 2022 | 9935 |
| 2023 | 9853 |
| 2024 | 9762 |
| 2025 | 9685 |
| 2026 | 9559 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 4777 | 50.0% |
| Women | 4782 | 50.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 43 |
| 2022 | 52 |
| 2023 | 46 |
| 2024 | 40 |
| 2025 | 28 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 11.650 |
| 1961 | 11.884 |
| 1971 | 10.988 |
| 1981 | 11.039 |
| 1991 | 11.830 |
| 2001 | 11.334 |
| 2011 | 10.881 |
| 2019 | 10.555 |
| 2020 | 10.424 |
| 2021 | 10.023 |
| 2022 | 9935 |
| 2023 | 9853 |
| 2024 | 9762 |
| 2025 | 9685 |
| 2026 | 9559 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 8876 | 45.8% |
| Married | 8386 | 43.3% |
| Divorced | 616 | 3.2% |
| Widowed | 1492 | 7.7% |
School-Age Population (2026)
Total 0-18 years: 1251
| Valore | |
|---|---|
| Nido (0-2) | 114 |
| Infanzia (3-5) | 154 |
| Primaria (6-10) | 306 |
| Medie (11-13) | 206 |
| Superiori (14-18) | 471 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Ozieri population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/ozieri-090052" title="Population pyramid of Ozieri — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/ozieri-090052" alt="Population pyramid of Ozieri — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>