Terruggia: 860 inhabitants (2026)
ISTAT Code: 006171
45.0831°N, 8.4422°E
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Population & demographics
All demographic data for Terruggia: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Terruggia.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Terruggia.
Terruggia is a small municipality in the province of Alessandria, Piemonte region. With a population of 860 inhabitants and a density of 118 per km², it covers an area of 7.3 km². The average declared income is 33.993 €.
Terruggia in numbers: the analysis
The census record tells a story of long decline: in 1951 Terruggia had 938 inhabitants; today (2026) it has 860 — 8.3% fewer.
The ageing index is one of the starkest signals: in Terruggia there are 288 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 675 inhabitants for Terruggia: an expected decline of 21.5% from today.
Compared with the provincial average of Alessandria (about 2,182 residents per municipality), Terruggia is a markedly smaller centre.
Among the 187 municipalities of the province of Alessandria, Terruggia ranks 80 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 923 |
| 2020 | 926 |
| 2021 | 906 |
| 2022 | 912 |
| 2023 | 882 |
| 2024 | 881 |
| 2025 | 868 |
| 2026 | 860 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 406 | 47.2% |
| Women | 454 | 52.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 938 |
| 1961 | 846 |
| 1971 | 753 |
| 1981 | 710 |
| 1991 | 767 |
| 2001 | 812 |
| 2011 | 901 |
| 2019 | 923 |
| 2020 | 926 |
| 2021 | 906 |
| 2022 | 912 |
| 2023 | 882 |
| 2024 | 881 |
| 2025 | 868 |
| 2026 | 860 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 712 | 41.0% |
| Married | 772 | 44.5% |
| Divorced | 90 | 5.2% |
| Widowed | 162 | 9.3% |
School-Age Population (2026)
Total 0-18 years: 134
| Valore | |
|---|---|
| Nido (0-2) | 11 |
| Infanzia (3-5) | 11 |
| Primaria (6-10) | 38 |
| Medie (11-13) | 19 |
| Superiori (14-18) | 55 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Terruggia population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/terruggia-006171" title="Population pyramid of Terruggia — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/terruggia-006171" alt="Population pyramid of Terruggia — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>