Buying a home in Genazzano
5,611 residents at the 2021 census, 2,021 buildings and 32.1 km² of territory, Lazio.
Genazzano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 5.2% of the territory of Genazzano has high or very high landslide hazard (P3 and P4), with 11.8% of the residents. 0.5% of the territory of Genazzano is in the flood area of the medium-probability scenario (P2), with 0.1% of the residents.
Find your address in Genazzano
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Genazzano compared
| ISPRA indicator | Genazzano | RM | Lazio |
|---|---|---|---|
| Landslide, very high hazard (P4) | 5.2% | 2.1% | 4.3% |
| Landslide, high hazard (P3) | 0.1% | 0.6% | 1.2% |
| Landslide, areas of attention | 24.8% | 6.5% | 8.3% |
| Residents in landslide areas P3-P4 | 11.8% | 0.6% | 1.5% |
| Buildings in landslide areas P3-P4 | 4.5% | 1.2% | 3.2% |
| Flood, high probability (P3) | 0.2% | 3.4% | 2.6% |
| Flood, medium probability (P2) | 0.5% | 4.7% | 3.5% |
| Flood, low probability (P1) | 0.6% | 7% | 5.7% |
| Residents in P2 flood areas | 0.1% | 3.6% | 3.2% |
| Buildings in P2 flood areas | 0.1% | 4.5% | 3.4% |
Questions
Which seismic zone is Genazzano in?
Genazzano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible.
How much of Genazzano is in landslide class P3/P4?
According to ISPRA’s mosaic, 5.2% of the territory of Genazzano has high or very high landslide hazard (P3 and P4), with 11.8% of the residents. By share of territory with landslide hazard P3-P4, Genazzano ranks 27th of 121 municipalities in the Metropolitan City of Roma.
How much of Genazzano is in flood scenario P2?
0.5% of the territory of Genazzano is in the flood area of the medium-probability scenario (P2), with 0.1% of the residents. By share of territory in the P2 flood area, Genazzano ranks 43rd of 121 municipalities in the Metropolitan City of Roma.
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 |
|---|---|---|---|
| Cave | 2B | 23.9% | 0% |
| Rocca di Cave | 2B | 25.3% | 0.5% |
| Olevano Romano | 2B | 5.7% | 0.1% |
| Valmontone | 2B | 14.1% | 0.1% |
| Paliano | 2B | 2.9% | 0.7% |
| San Vito Romano | 2B | 13.6% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on