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Population & demographics
All demographic data for Oniferi: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Oniferi.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Oniferi.
Oniferi is a small municipality in the province of Nuoro, Sardegna region. With a population of 823 inhabitants and a density of 23 per km², it covers an area of 35.7 km². The average declared income is 17.518 €.
Oniferi in numbers: the analysis
Among the 74 municipalities of the province of Nuoro, Oniferi ranks 56 by population.
The census record tells a story of long decline: in 1951 Oniferi had 1,111 inhabitants; today (2026) it has 823 — 25.9% fewer.
The generational balance is in line with the norm: the ageing index of Oniferi is 192 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 608 inhabitants for Oniferi: an expected decline of 26.1% from today.
Compared with the provincial average of Nuoro (about 2,623 residents per municipality), Oniferi is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 899 |
| 2020 | 897 |
| 2021 | 898 |
| 2022 | 873 |
| 2023 | 859 |
| 2024 | 852 |
| 2025 | 834 |
| 2026 | 823 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 417 | 50.7% |
| Women | 406 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 12 |
| 2022 | 5 |
| 2023 | 8 |
| 2024 | 9 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1111 |
| 1961 | 1126 |
| 1971 | 1027 |
| 1981 | 1067 |
| 1991 | 1003 |
| 2001 | 959 |
| 2011 | 925 |
| 2019 | 899 |
| 2020 | 897 |
| 2021 | 898 |
| 2022 | 873 |
| 2023 | 859 |
| 2024 | 852 |
| 2025 | 834 |
| 2026 | 823 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 856 | 51.3% |
| Married | 638 | 38.2% |
| Divorced | 36 | 2.2% |
| Widowed | 138 | 8.3% |
School-Age Population (2026)
Total 0-18 years: 138
| Valore | |
|---|---|
| Nido (0-2) | 19 |
| Infanzia (3-5) | 23 |
| Primaria (6-10) | 34 |
| Medie (11-13) | 24 |
| Superiori (14-18) | 38 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Oniferi population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/oniferi-091060" title="Population pyramid of Oniferi — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/oniferi-091060" alt="Population pyramid of Oniferi — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>