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Population & demographics
All demographic data for Bollengo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Bollengo.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Bollengo.
Bollengo is a small municipality in the province of Torino, Piemonte region. With a population of 2099 inhabitants and a density of 146 per km², it covers an area of 14.4 km². The average declared income is 27.036 €.
Bollengo in numbers: the analysis
Demographic projections to 2050 estimate about 1,894 inhabitants for Bollengo: an expected decline of 9.8% from today.
The ageing index is one of the starkest signals: in Bollengo there are 265 residents over 65 for every 100 under 14, well above the national average.
Over the long run the population of Bollengo has stayed essentially stable: 2,035 inhabitants in 1951, 2,099 in 2026 (less than 5% change).
Among the 312 municipalities of the province of Torino, Bollengo ranks 128 by population.
Compared with the provincial average of Torino (about 7,067 residents per municipality), Bollengo is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2163 |
| 2020 | 2131 |
| 2021 | 2097 |
| 2022 | 2098 |
| 2023 | 2108 |
| 2024 | 2118 |
| 2025 | 2115 |
| 2026 | 2099 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1057 | 50.4% |
| Women | 1042 | 49.6% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 10 |
| 2025 | 9 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2035 |
| 1961 | 2113 |
| 1971 | 1992 |
| 1981 | 1946 |
| 1991 | 1941 |
| 2001 | 1997 |
| 2011 | 2112 |
| 2019 | 2163 |
| 2020 | 2131 |
| 2021 | 2097 |
| 2022 | 2098 |
| 2023 | 2108 |
| 2024 | 2118 |
| 2025 | 2115 |
| 2026 | 2099 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1880 | 44.4% |
| Married | 1818 | 43.0% |
| Divorced | 190 | 4.5% |
| Widowed | 342 | 8.1% |
School-Age Population (2026)
Total 0-18 years: 297
| Valore | |
|---|---|
| Nido (0-2) | 27 |
| Infanzia (3-5) | 40 |
| Primaria (6-10) | 73 |
| Medie (11-13) | 74 |
| Superiori (14-18) | 83 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Bollengo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/bollengo-001027" title="Population pyramid of Bollengo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/bollengo-001027" alt="Population pyramid of Bollengo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>