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Population & demographics
All demographic data for Piazzolo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Piazzolo.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Piazzolo.
Piazzolo is a small municipality in the province of Bergamo, Lombardia region. With a population of 92 inhabitants and a density of 22 per km², it covers an area of 4.2 km². The average declared income is 18.689 €.
Piazzolo in numbers: the analysis
Looking ahead to 2050, projections give Piazzolo about 116 inhabitants, up 26.1% from today.
Compared with the provincial average of Bergamo (about 4,606 residents per municipality), Piazzolo is a markedly smaller centre.
Among the 243 municipalities of the province of Bergamo, Piazzolo ranks 242 by population.
The census record tells a story of long decline: in 1951 Piazzolo had 239 inhabitants; today (2026) it has 92 — 61.5% fewer.
The ageing index is one of the starkest signals: in Piazzolo there are 273 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 86 |
| 2020 | 89 |
| 2021 | 87 |
| 2022 | 87 |
| 2023 | 85 |
| 2024 | 85 |
| 2025 | 88 |
| 2026 | 92 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 45 | 48.9% |
| Women | 47 | 51.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 239 |
| 1961 | 190 |
| 1971 | 151 |
| 1981 | 129 |
| 1991 | 111 |
| 2001 | 99 |
| 2011 | 84 |
| 2019 | 86 |
| 2020 | 89 |
| 2021 | 87 |
| 2022 | 87 |
| 2023 | 85 |
| 2024 | 85 |
| 2025 | 88 |
| 2026 | 92 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 78 | 44.3% |
| Married | 72 | 40.9% |
| Divorced | 10 | 5.7% |
| Widowed | 16 | 9.1% |
School-Age Population (2026)
Total 0-18 years: 15
| Valore | |
|---|---|
| Nido (0-2) | 2 |
| Infanzia (3-5) | 4 |
| Primaria (6-10) | 4 |
| Medie (11-13) | 1 |
| Superiori (14-18) | 4 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Piazzolo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/piazzolo-016166" title="Population pyramid of Piazzolo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/piazzolo-016166" alt="Population pyramid of Piazzolo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>