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Population & demographics
All demographic data for Tonco: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Tonco.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Tonco.
Tonco is a small municipality in the province of Asti, Piemonte region. With a population of 762 inhabitants and a density of 64 per km², it covers an area of 11.9 km². The average declared income is 22.151 €.
Tonco in numbers: the analysis
The census record tells a story of long decline: in 1951 Tonco had 1,329 inhabitants; today (2026) it has 762 — 42.7% fewer.
The ageing index is one of the starkest signals: in Tonco there are 337 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 623 inhabitants for Tonco: an expected decline of 18.2% from today.
Compared with the provincial average of Asti (about 1,770 residents per municipality), Tonco is a markedly smaller centre.
Among the 117 municipalities of the province of Asti, Tonco ranks 51 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 808 |
| 2020 | 794 |
| 2021 | 782 |
| 2022 | 774 |
| 2023 | 753 |
| 2024 | 735 |
| 2025 | 754 |
| 2026 | 762 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 394 | 51.7% |
| Women | 368 | 48.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 9 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1329 |
| 1961 | 1190 |
| 1971 | 1022 |
| 1981 | 947 |
| 1991 | 919 |
| 2001 | 891 |
| 2011 | 899 |
| 2019 | 808 |
| 2020 | 794 |
| 2021 | 782 |
| 2022 | 774 |
| 2023 | 753 |
| 2024 | 735 |
| 2025 | 754 |
| 2026 | 762 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 608 | 40.3% |
| Married | 706 | 46.8% |
| Divorced | 66 | 4.4% |
| Widowed | 128 | 8.5% |
School-Age Population (2026)
Total 0-18 years: 87
| Valore | |
|---|---|
| Nido (0-2) | 10 |
| Infanzia (3-5) | 13 |
| Primaria (6-10) | 23 |
| Medie (11-13) | 16 |
| Superiori (14-18) | 25 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Tonco population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/tonco-005109" title="Population pyramid of Tonco — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/tonco-005109" alt="Population pyramid of Tonco — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>