Buying a home in Sesto Fiorentino
48,782 residents at the 2021 census, 10,222 buildings and 48.8 km² of territory, Toscana.
Sesto Fiorentino is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 19.9% of the territory of Sesto Fiorentino has high or very high landslide hazard (P3 and P4), with 1.3% of the residents. 26% of the territory of Sesto Fiorentino is in the flood area of the medium-probability scenario (P2), with 20.9% of the residents.
Find your address in Sesto Fiorentino
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Sesto Fiorentino compared
| ISPRA indicator | Sesto Fiorentino | FI | Toscana |
|---|---|---|---|
| Landslide, very high hazard (P4) | 9.1% | 7.8% | 4.6% |
| Landslide, high hazard (P3) | 10.7% | 19.4% | 16.4% |
| Landslide, areas of attention | 0% | 2.8% | 0.6% |
| Residents in landslide areas P3-P4 | 1.3% | 4.8% | 5% |
| Buildings in landslide areas P3-P4 | 3.2% | 6.8% | 8.1% |
| Flood, high probability (P3) | 1.8% | 3.4% | 6.2% |
| Flood, medium probability (P2) | 26% | 7.6% | 12.2% |
| Flood, low probability (P1) | 38.2% | 12.7% | 21.2% |
| Residents in P2 flood areas | 20.9% | 36.9% | 25.6% |
| Buildings in P2 flood areas | 24.3% | 29.7% | 22.2% |
Questions
Which seismic zone is Sesto Fiorentino in?
Sesto Fiorentino is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Sesto Fiorentino is in landslide class P3/P4?
According to ISPRA’s mosaic, 19.9% of the territory of Sesto Fiorentino has high or very high landslide hazard (P3 and P4), with 1.3% of the residents. By share of territory with landslide hazard P3-P4, Sesto Fiorentino ranks 28th of 41 municipalities in the Metropolitan City of Firenze.
How much of Sesto Fiorentino is in flood scenario P2?
26% of the territory of Sesto Fiorentino is in the flood area of the medium-probability scenario (P2), with 20.9% of the residents. By share of territory in the P2 flood area, Sesto Fiorentino ranks 6th of 41 municipalities in the Metropolitan City of Firenze.
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 |
|---|---|---|---|
| Calenzano | 3 | 22.8% | 3% |
| Firenze | 3 | 9.2% | 37.3% |
| Vaglia | 2 | 42.9% | 0.3% |
| Campi Bisenzio | 3 | 0% | 66.5% |
| Fiesole | 3 | 43% | 2% |
| Signa | 3 | 1.3% | 75.7% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on