Segariu: 1074 inhabitants (2026)
ISTAT Code: 111073
39.5639°N, 8.9833°E
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Population & demographics
All demographic data for Segariu: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Segariu.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Segariu.
Segariu is a small municipality in the province of Sud Sardegna, Sardegna region. With a population of 1074 inhabitants and a density of 64 per km², it covers an area of 16.8 km². The average declared income is 15.493 €.
Segariu in numbers: the analysis
Compared with the provincial average of Sud Sardegna (about 3,058 residents per municipality), Segariu is a markedly smaller centre.
Among the 107 municipalities of the province of Sud Sardegna, Segariu ranks 74 by population.
The census record tells a story of long decline: in 2019 Segariu had 1,150 inhabitants; today (2026) it has 1,074 — 6.6% fewer.
The ageing index is one of the starkest signals: in Segariu there are 356 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 850 inhabitants for Segariu: an expected decline of 20.9% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1150 |
| 2020 | 1135 |
| 2021 | 1108 |
| 2022 | 1112 |
| 2023 | 1112 |
| 2024 | 1099 |
| 2025 | 1083 |
| 2026 | 1074 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 536 | 49.9% |
| Women | 538 | 50.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 2 |
| 2022 | 7 |
| 2023 | 9 |
| 2024 | 8 |
| 2025 | 6 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 2019 | 1150 |
| 2020 | 1135 |
| 2021 | 1108 |
| 2022 | 1112 |
| 2023 | 1112 |
| 2024 | 1099 |
| 2025 | 1083 |
| 2026 | 1074 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 948 | 43.8% |
| Married | 988 | 45.6% |
| Divorced | 32 | 1.5% |
| Widowed | 198 | 9.1% |
School-Age Population (2026)
Total 0-18 years: 119
| Valore | |
|---|---|
| Nido (0-2) | 21 |
| Infanzia (3-5) | 14 |
| Primaria (6-10) | 32 |
| Medie (11-13) | 17 |
| Superiori (14-18) | 35 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Segariu population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/segariu-111073" title="Population pyramid of Segariu — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/segariu-111073" alt="Population pyramid of Segariu — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>