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Population & demographics
All demographic data for Corio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Corio.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Corio.
Corio is a small municipality in the province of Torino, Piemonte region. With a population of 3106 inhabitants and a density of 75 per km², it covers an area of 41.5 km². The average declared income is 23.833 €.
Corio in numbers: the analysis
The census record tells a story of long decline: in 1951 Corio had 3,654 inhabitants; today (2026) it has 3,106 — 15% fewer.
The ageing index is one of the starkest signals: in Corio there are 331 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 2,825 inhabitants for Corio: an expected decline of 9% from today.
Compared with the provincial average of Torino (about 7,067 residents per municipality), Corio is a markedly smaller centre.
Among the 312 municipalities of the province of Torino, Corio ranks 103 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 3193 |
| 2020 | 3169 |
| 2021 | 3082 |
| 2022 | 3048 |
| 2023 | 3027 |
| 2024 | 3039 |
| 2025 | 3089 |
| 2026 | 3106 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1577 | 50.8% |
| Women | 1529 | 49.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 15 |
| 2022 | 14 |
| 2023 | 14 |
| 2024 | 13 |
| 2025 | 18 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 3654 |
| 1961 | 3295 |
| 1971 | 2933 |
| 1981 | 2877 |
| 1991 | 3025 |
| 2001 | 3163 |
| 2011 | 3330 |
| 2019 | 3193 |
| 2020 | 3169 |
| 2021 | 3082 |
| 2022 | 3048 |
| 2023 | 3027 |
| 2024 | 3039 |
| 2025 | 3089 |
| 2026 | 3106 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2516 | 40.7% |
| Married | 2728 | 44.2% |
| Divorced | 374 | 6.1% |
| Widowed | 560 | 9.1% |
School-Age Population (2026)
Total 0-18 years: 381
| Valore | |
|---|---|
| Nido (0-2) | 46 |
| Infanzia (3-5) | 46 |
| Primaria (6-10) | 106 |
| Medie (11-13) | 58 |
| Superiori (14-18) | 125 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Corio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/corio-001094" title="Population pyramid of Corio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/corio-001094" alt="Population pyramid of Corio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>