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Population & demographics
All demographic data for Ollolai: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Ollolai.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Ollolai.
Ollolai is a small municipality in the province of Nuoro, Sardegna region. With a population of 1129 inhabitants and a density of 41 per km², it covers an area of 27.7 km². The average declared income is 15.960 €.
Ollolai in numbers: the analysis
The ageing index is one of the starkest signals: in Ollolai there are 335 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 752 inhabitants for Ollolai: an expected decline of 33.4% from today.
Compared with the provincial average of Nuoro (about 2,623 residents per municipality), Ollolai is a markedly smaller centre.
Among the 74 municipalities of the province of Nuoro, Ollolai ranks 50 by population.
The census record tells a story of long decline: in 1951 Ollolai had 2,087 inhabitants; today (2026) it has 1,129 — 45.9% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1271 |
| 2020 | 1245 |
| 2021 | 1202 |
| 2022 | 1202 |
| 2023 | 1174 |
| 2024 | 1154 |
| 2025 | 1143 |
| 2026 | 1129 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 563 | 49.9% |
| Women | 566 | 50.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2087 |
| 1961 | 2283 |
| 1971 | 2124 |
| 1981 | 2013 |
| 1991 | 1800 |
| 2001 | 1579 |
| 2011 | 1373 |
| 2019 | 1271 |
| 2020 | 1245 |
| 2021 | 1202 |
| 2022 | 1202 |
| 2023 | 1174 |
| 2024 | 1154 |
| 2025 | 1143 |
| 2026 | 1129 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1156 | 50.6% |
| Married | 852 | 37.3% |
| Divorced | 32 | 1.4% |
| Widowed | 246 | 10.8% |
School-Age Population (2026)
Total 0-18 years: 144
| Valore | |
|---|---|
| Nido (0-2) | 16 |
| Infanzia (3-5) | 20 |
| Primaria (6-10) | 33 |
| Medie (11-13) | 28 |
| Superiori (14-18) | 47 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Ollolai population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/ollolai-091056" title="Population pyramid of Ollolai — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/ollolai-091056" alt="Population pyramid of Ollolai — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>