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Population & demographics
All demographic data for Poggibonsi: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Poggibonsi.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Poggibonsi.
Poggibonsi is a medium-sized municipality in the province of Siena, Toscana region. With a population of 28.048 inhabitants and a density of 396 per km², it covers an area of 70.8 km². The average declared income is 25.202 €.
Poggibonsi in numbers: the analysis
The average municipality in the province of Siena has about 7,414 residents: Poggibonsi has 3.8 times as many.
Few municipalities in Toscana are larger: it ranks no. 24 by population out of 273.
By population, Poggibonsi ranks no. 2 among the 35 municipalities of the province of Siena.
Poggibonsi has grown substantially since 1951: from 14,387 inhabitants then to 28,048 in 2026, an increase of 95%.
The generational balance is in line with the norm: the ageing index of Poggibonsi is 236 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 25,677 inhabitants for Poggibonsi: an expected decline of 8.5% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 28.780 |
| 2020 | 28.763 |
| 2021 | 28.781 |
| 2022 | 28.576 |
| 2023 | 28.363 |
| 2024 | 28.205 |
| 2025 | 28.062 |
| 2026 | 28.048 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 13.779 | 49.1% |
| Women | 14.269 | 50.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 156 |
| 2022 | 168 |
| 2023 | 174 |
| 2024 | 170 |
| 2025 | 155 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 14.387 |
| 1961 | 18.634 |
| 1971 | 25.386 |
| 1981 | 26.368 |
| 1991 | 26.364 |
| 2001 | 27.420 |
| 2011 | 28.952 |
| 2019 | 28.780 |
| 2020 | 28.763 |
| 2021 | 28.781 |
| 2022 | 28.576 |
| 2023 | 28.363 |
| 2024 | 28.205 |
| 2025 | 28.062 |
| 2026 | 28.048 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 23.704 | 42.3% |
| Married | 25.614 | 45.7% |
| Divorced | 2190 | 3.9% |
| Widowed | 4572 | 8.2% |
School-Age Population (2026)
Total 0-18 years: 4212
| Valore | |
|---|---|
| Nido (0-2) | 511 |
| Infanzia (3-5) | 517 |
| Primaria (6-10) | 1131 |
| Medie (11-13) | 725 |
| Superiori (14-18) | 1328 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Poggibonsi population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/poggibonsi-052022" title="Population pyramid of Poggibonsi — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/poggibonsi-052022" alt="Population pyramid of Poggibonsi — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>