Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Lombardia.
Province page
Open the full profile page for the province of Bergamo.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Lombardia ranked by average income.
Provincial population ranking
View the municipalities in the province of Bergamo ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
Population & demographics
All demographic data for Piario: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Piario.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Piario.
Piario is a small municipality in the province of Bergamo, Lombardia region. With a population of 1000 inhabitants and a density of 690 per km², it covers an area of 1.4 km². The average declared income is 23.689 €.
Piario in numbers: the analysis
Piario has grown substantially since 1951: from 635 inhabitants then to 1,000 in 2026, an increase of 57.5%.
The ageing index is one of the starkest signals: in Piario there are 317 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 808 inhabitants for Piario: an expected decline of 19.2% from today.
Compared with the provincial average of Bergamo (about 4,606 residents per municipality), Piario is a markedly smaller centre.
Among the 243 municipalities of the province of Bergamo, Piario ranks 185 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1064 |
| 2020 | 1066 |
| 2021 | 1042 |
| 2022 | 1006 |
| 2023 | 1000 |
| 2024 | 993 |
| 2025 | 1003 |
| 2026 | 1000 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 507 | 50.7% |
| Women | 493 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 635 |
| 1961 | 672 |
| 1971 | 746 |
| 1981 | 788 |
| 1991 | 812 |
| 2001 | 918 |
| 2011 | 1109 |
| 2019 | 1064 |
| 2020 | 1066 |
| 2021 | 1042 |
| 2022 | 1006 |
| 2023 | 1000 |
| 2024 | 993 |
| 2025 | 1003 |
| 2026 | 1000 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 874 | 43.6% |
| Married | 920 | 45.9% |
| Divorced | 90 | 4.5% |
| Widowed | 122 | 6.1% |
School-Age Population (2026)
Total 0-18 years: 124
| Valore | |
|---|---|
| Nido (0-2) | 13 |
| Infanzia (3-5) | 10 |
| Primaria (6-10) | 26 |
| Medie (11-13) | 16 |
| Superiori (14-18) | 59 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Piario population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/piario-016163" title="Population pyramid of Piario — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/piario-016163" alt="Population pyramid of Piario — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>