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Population & demographics
All demographic data for Tergu: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Tergu.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Tergu.
Tergu is a small municipality in the province of Sassari, Sardegna region. With a population of 612 inhabitants and a density of 17 per km², it covers an area of 36.4 km². The average declared income is 16.037 €.
Tergu in numbers: the analysis
Among the 92 municipalities of the province of Sassari, Tergu ranks 76 by population.
The census record tells a story of long decline: in 1951 Tergu had 654 inhabitants; today (2026) it has 612 — 6.4% fewer.
The ageing index is one of the starkest signals: in Tergu there are 259 residents over 65 for every 100 under 14, well above the national average.
For 2050 the projections point to an essentially unchanged population: about 626 inhabitants.
Compared with the provincial average of Sassari (about 5,115 residents per municipality), Tergu is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 608 |
| 2020 | 608 |
| 2021 | 602 |
| 2022 | 606 |
| 2023 | 607 |
| 2024 | 608 |
| 2025 | 607 |
| 2026 | 612 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 295 | 48.2% |
| Women | 317 | 51.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 4 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 654 |
| 1961 | 574 |
| 1971 | 552 |
| 1981 | 546 |
| 1991 | 530 |
| 2001 | 570 |
| 2011 | 614 |
| 2019 | 608 |
| 2020 | 608 |
| 2021 | 602 |
| 2022 | 606 |
| 2023 | 607 |
| 2024 | 608 |
| 2025 | 607 |
| 2026 | 612 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 524 | 43.2% |
| Married | 538 | 44.3% |
| Divorced | 44 | 3.6% |
| Widowed | 108 | 8.9% |
School-Age Population (2026)
Total 0-18 years: 80
| Valore | |
|---|---|
| Nido (0-2) | 16 |
| Infanzia (3-5) | 11 |
| Primaria (6-10) | 19 |
| Medie (11-13) | 14 |
| Superiori (14-18) | 20 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Tergu population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/tergu-090086" title="Population pyramid of Tergu — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/tergu-090086" alt="Population pyramid of Tergu — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>