Buying a home in Signa
18,964 residents at the 2021 census, 4,753 buildings and 18.8 km² of territory, Toscana.
Signa is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 1.3% of the territory of Signa has high or very high landslide hazard (P3 and P4), with 0.6% of the residents. 75.7% of the territory of Signa is in the flood area of the medium-probability scenario (P2), with 52.9% of the residents.
Find your address in Signa
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Signa compared
| ISPRA indicator | Signa | FI | Toscana |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.3% | 7.8% | 4.6% |
| Landslide, high hazard (P3) | 1% | 19.4% | 16.4% |
| Landslide, areas of attention | 0% | 2.8% | 0.6% |
| Residents in landslide areas P3-P4 | 0.6% | 4.8% | 5% |
| Buildings in landslide areas P3-P4 | 0.6% | 6.8% | 8.1% |
| Flood, high probability (P3) | 61.9% | 3.4% | 6.2% |
| Flood, medium probability (P2) | 75.7% | 7.6% | 12.2% |
| Flood, low probability (P1) | 80% | 12.7% | 21.2% |
| Residents in P2 flood areas | 52.9% | 36.9% | 25.6% |
| Buildings in P2 flood areas | 51.5% | 29.7% | 22.2% |
Questions
Which seismic zone is Signa in?
Signa is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Signa is in landslide class P3/P4?
According to ISPRA’s mosaic, 1.3% of the territory of Signa has high or very high landslide hazard (P3 and P4), with 0.6% of the residents. By share of territory with landslide hazard P3-P4, Signa ranks 39th of 41 municipalities in the Metropolitan City of Firenze.
How much of Signa is in flood scenario P2?
75.7% of the territory of Signa is in the flood area of the medium-probability scenario (P2), with 52.9% of the residents. By share of territory in the P2 flood area, Signa ranks 1st 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 |
|---|---|---|---|
| Campi Bisenzio | 3 | 0% | 66.5% |
| Poggio a Caiano | 3 | 1.1% | 28.2% |
| Lastra a Signa | 3 | 29% | 11.3% |
| Carmignano | 3 | 6.9% | 7.9% |
| Scandicci | 3 | 9.9% | 21.6% |
| Capraia e Limite | 3 | 21.9% | 11.3% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on