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Population & demographics
All demographic data for Vallanzengo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Vallanzengo.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Vallanzengo.
Vallanzengo is a small municipality in the province of Biella, Piemonte region. With a population of 189 inhabitants and a density of 42 per km², it covers an area of 4.5 km². The average declared income is 23.196 €.
Vallanzengo in numbers: the analysis
Among the 74 municipalities of the province of Biella, Vallanzengo ranks 69 by population.
The census record tells a story of long decline: in 1951 Vallanzengo had 384 inhabitants; today (2026) it has 189 — 50.8% fewer.
The ageing index is one of the starkest signals: in Vallanzengo there are 356 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 121 inhabitants for Vallanzengo: an expected decline of 36% from today.
Compared with the provincial average of Biella (about 2,273 residents per municipality), Vallanzengo is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 215 |
| 2020 | 203 |
| 2021 | 206 |
| 2022 | 206 |
| 2023 | 203 |
| 2024 | 199 |
| 2025 | 196 |
| 2026 | 189 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 88 | 46.6% |
| Women | 101 | 53.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 2 |
| 2025 | 0 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 384 |
| 1961 | 342 |
| 1971 | 279 |
| 1981 | 272 |
| 1991 | 262 |
| 2001 | 250 |
| 2011 | 239 |
| 2019 | 215 |
| 2020 | 203 |
| 2021 | 206 |
| 2022 | 206 |
| 2023 | 203 |
| 2024 | 199 |
| 2025 | 196 |
| 2026 | 189 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 142 | 36.2% |
| Married | 190 | 48.5% |
| Divorced | 18 | 4.6% |
| Widowed | 42 | 10.7% |
School-Age Population (2026)
Total 0-18 years: 22
| Valore | |
|---|---|
| Nido (0-2) | 1 |
| Infanzia (3-5) | 1 |
| Primaria (6-10) | 7 |
| Medie (11-13) | 2 |
| Superiori (14-18) | 11 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Vallanzengo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/vallanzengo-096072" title="Population pyramid of Vallanzengo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/vallanzengo-096072" alt="Population pyramid of Vallanzengo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>