Buying a home in Ronciglione
8,417 residents at the 2021 census, 2,832 buildings and 52.5 km² of territory, Lazio.
Ronciglione is in seismic zone 3 (the region uses the sub-zones 3A): in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 0.1% of the territory of Ronciglione has high or very high landslide hazard (P3 and P4), with 1.1% of the residents. 0% of the territory of Ronciglione is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Ronciglione
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Ronciglione compared
| ISPRA indicator | Ronciglione | VT | Lazio |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.1% | 0.9% | 4.3% |
| Landslide, high hazard (P3) | 0% | 2.7% | 1.2% |
| Landslide, areas of attention | 0% | 1.9% | 8.3% |
| Residents in landslide areas P3-P4 | 1.1% | 4.5% | 1.5% |
| Buildings in landslide areas P3-P4 | 0.5% | 4.1% | 3.2% |
| Flood, high probability (P3) | 0% | 2.4% | 2.6% |
| Flood, medium probability (P2) | 0% | 3% | 3.5% |
| Flood, low probability (P1) | 0% | 3.4% | 5.7% |
| Residents in P2 flood areas | 0% | 1% | 3.2% |
| Buildings in P2 flood areas | 0% | 1.7% | 3.4% |
Questions
Which seismic zone is Ronciglione in?
Ronciglione is in seismic zone 3 (the region uses the sub-zones 3A): in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Ronciglione is in landslide class P3/P4?
According to ISPRA’s mosaic, 0.1% of the territory of Ronciglione has high or very high landslide hazard (P3 and P4), with 1.1% of the residents. By share of territory with landslide hazard P3-P4, Ronciglione ranks 56th of 60 municipalities in the province of Viterbo, tied with 2 others.
How much of Ronciglione is in flood scenario P2?
0% of the territory of Ronciglione is in the flood area of the medium-probability scenario (P2), with 0% of the residents. In the province of Viterbo, 38 of 60 municipalities have no territory in the P2 flood area.
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 |
|---|---|---|---|
| Caprarola | 3A | 0.1% | 0% |
| Capranica | 3A | 0.2% | 0% |
| Carbognano | 3A | 20% | 0% |
| Sutri | 3B | 0.2% | 0% |
| Canepina | 3A | 0% | 0% |
| Bassano Romano | 3B | 2% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on