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Population & demographics
All demographic data for Sala Biellese: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Sala Biellese.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Sala Biellese.
Sala Biellese is a small municipality in the province of Biella, Piemonte region. With a population of 531 inhabitants and a density of 66 per km², it covers an area of 8.1 km². The average declared income is 21.355 €.
Sala Biellese in numbers: the analysis
Among the 74 municipalities of the province of Biella, Sala Biellese ranks 53 by population.
Compared with the provincial average of Biella (about 2,273 residents per municipality), Sala Biellese is a markedly smaller centre.
Demographic projections to 2050 estimate about 366 inhabitants for Sala Biellese: an expected decline of 31.1% from today.
The ageing index is one of the starkest signals: in Sala Biellese there are 373 residents over 65 for every 100 under 14, well above the national average.
The census record tells a story of long decline: in 1951 Sala Biellese had 719 inhabitants; today (2026) it has 531 — 26.1% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 592 |
| 2020 | 585 |
| 2021 | 561 |
| 2022 | 571 |
| 2023 | 560 |
| 2024 | 539 |
| 2025 | 522 |
| 2026 | 531 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 265 | 49.9% |
| Women | 266 | 50.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 719 |
| 1961 | 672 |
| 1971 | 616 |
| 1981 | 590 |
| 1991 | 615 |
| 2001 | 601 |
| 2011 | 627 |
| 2019 | 592 |
| 2020 | 585 |
| 2021 | 561 |
| 2022 | 571 |
| 2023 | 560 |
| 2024 | 539 |
| 2025 | 522 |
| 2026 | 531 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 458 | 43.9% |
| Married | 386 | 37.0% |
| Divorced | 88 | 8.4% |
| Widowed | 112 | 10.7% |
School-Age Population (2026)
Total 0-18 years: 64
| Valore | |
|---|---|
| Nido (0-2) | 6 |
| Infanzia (3-5) | 6 |
| Primaria (6-10) | 14 |
| Medie (11-13) | 15 |
| Superiori (14-18) | 23 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Sala Biellese population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/sala-biellese-096057" title="Population pyramid of Sala Biellese — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/sala-biellese-096057" alt="Population pyramid of Sala Biellese — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>