Buying a home in Porto San Giorgio
15,699 residents at the 2021 census, 2,213 buildings and 8.8 km² of territory, Marche.
Porto San Giorgio is in seismic zone 2: in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 7.4% of the territory of Porto San Giorgio has high or very high landslide hazard (P3 and P4), with 0.3% of the residents. 10.7% of the territory of Porto San Giorgio is in the flood area of the medium-probability scenario (P2), with 17.1% of the residents.
Find your address in Porto San Giorgio
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Porto San Giorgio compared
| ISPRA indicator | Porto San Giorgio | FM | Marche |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 0.3% | 0.7% |
| Landslide, high hazard (P3) | 7.4% | 7.5% | 6.9% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0.3% | 1.7% | 1.9% |
| Buildings in landslide areas P3-P4 | 0.9% | 2.3% | 2.7% |
| Flood, high probability (P3) | -1% | 0% | 0.1% |
| Flood, medium probability (P2) | 10.7% | 3.9% | 2.7% |
| Flood, low probability (P1) | 82.5% | 9.9% | 4% |
| Residents in P2 flood areas | 17.1% | 4.8% | 5.2% |
| Buildings in P2 flood areas | 25.2% | 4.7% | 5.7% |
Questions
Which seismic zone is Porto San Giorgio in?
Porto San Giorgio is in seismic zone 2: in this zone strong earthquakes are possible.
How much of Porto San Giorgio is in landslide class P3/P4?
According to ISPRA’s mosaic, 7.4% of the territory of Porto San Giorgio has high or very high landslide hazard (P3 and P4), with 0.3% of the residents. By share of territory with landslide hazard P3-P4, Porto San Giorgio ranks 23rd of 40 municipalities in the province of Fermo.
How much of Porto San Giorgio is in flood scenario P2?
10.7% of the territory of Porto San Giorgio is in the flood area of the medium-probability scenario (P2), with 17.1% of the residents. By share of territory in the P2 flood area, Porto San Giorgio ranks 3rd of 40 municipalities in the province of Fermo.
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 |
|---|---|---|---|
| Lapedona | 2 | 11.8% | 2% |
| Altidona | 2 | 9.4% | 10.6% |
| Monte Urano | 2 | 1.7% | 5.2% |
| Porto Sant’Elpidio | 2 | 0.7% | 7.2% |
| Sant’Elpidio a Mare | 2 | 0.8% | 9.9% |
| Fermo | 2 | 1.8% | 6.2% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on