Buying a home in Poggibonsi
28,576 residents at the 2021 census, 3,495 buildings and 70.6 km² of territory, Toscana.
Poggibonsi is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 10.3% of the territory of Poggibonsi has high or very high landslide hazard (P3 and P4), with 3.6% of the residents. 7.1% of the territory of Poggibonsi is in the flood area of the medium-probability scenario (P2), with 9.8% of the residents.
Find your address in Poggibonsi
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Poggibonsi compared
| ISPRA indicator | Poggibonsi | SI | Toscana |
|---|---|---|---|
| Landslide, very high hazard (P4) | 1.9% | 4.7% | 4.6% |
| Landslide, high hazard (P3) | 8.3% | 14.1% | 16.4% |
| Landslide, areas of attention | 0% | 0% | 0.6% |
| Residents in landslide areas P3-P4 | 3.6% | 5.2% | 5% |
| Buildings in landslide areas P3-P4 | 4.1% | 5.9% | 8.1% |
| Flood, high probability (P3) | 4.3% | 3.9% | 6.2% |
| Flood, medium probability (P2) | 7.1% | 8.9% | 12.2% |
| Flood, low probability (P1) | 13.8% | 15.8% | 21.2% |
| Residents in P2 flood areas | 9.8% | 5.1% | 25.6% |
| Buildings in P2 flood areas | 8.9% | 4.8% | 22.2% |
Questions
Which seismic zone is Poggibonsi in?
Poggibonsi is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Poggibonsi is in landslide class P3/P4?
According to ISPRA’s mosaic, 10.3% of the territory of Poggibonsi has high or very high landslide hazard (P3 and P4), with 3.6% of the residents. By share of territory with landslide hazard P3-P4, Poggibonsi ranks 23rd of 35 municipalities in the province of Siena.
How much of Poggibonsi is in flood scenario P2?
7.1% of the territory of Poggibonsi is in the flood area of the medium-probability scenario (P2), with 9.8% of the residents. By share of territory in the P2 flood area, Poggibonsi ranks 18th of 35 municipalities in the province of Siena.
Guides: seismic zone · landslides and floods · what to check before an offer. OMI prices: GEOPOI (how to read them).
Nearby municipalities
| Municipality | Seismic zone | Landslide P3-P4 | Flood P2 |
|---|---|---|---|
| Castellina in Chianti | 3 | 16.5% | 1.6% |
| Barberino Tavarnelle | 3 | 34.2% | 2.3% |
| Colle di Val d’Elsa | 3 | 10.2% | 0.3% |
| San Gimignano | 3 | 18.7% | 2.7% |
| Monteriggioni | 3 | 2.4% | 3.4% |
| Certaldo | 3 | 41.8% | 7.1% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on