Buying a home in Castelletto Monferrato
1,443 residents at the 2021 census, 989 buildings and 9.6 km² of territory, Piemonte.
Castelletto Monferrato is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 1.1% of the territory of Castelletto Monferrato has high or very high landslide hazard (P3 and P4), with 1% of the residents. 4.1% of the territory of Castelletto Monferrato is in the flood area of the medium-probability scenario (P2), with 0.6% of the residents.
Find your address in Castelletto Monferrato
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Castelletto Monferrato compared
| ISPRA indicator | Castelletto Monferrato | AL | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.3% | 2.7% | 3.1% |
| Landslide, high hazard (P3) | 0.8% | 3.9% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 1% | 1.1% | 1.8% |
| Buildings in landslide areas P3-P4 | 0.2% | 3.8% | 4.4% |
| Flood, high probability (P3) | 4.1% | 9.2% | 5.1% |
| Flood, medium probability (P2) | 4.1% | 11.9% | 8.3% |
| Flood, low probability (P1) | 4.1% | 19.5% | 13% |
| Residents in P2 flood areas | 0.6% | 3.2% | 4.9% |
| Buildings in P2 flood areas | 0.6% | 4% | 5.8% |
Questions
Which seismic zone is Castelletto Monferrato in?
Castelletto Monferrato is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Castelletto Monferrato is in landslide class P3/P4?
According to ISPRA’s mosaic, 1.1% of the territory of Castelletto Monferrato has high or very high landslide hazard (P3 and P4), with 1% of the residents. By share of territory with landslide hazard P3-P4, Castelletto Monferrato ranks 126th of 187 municipalities in the province of Alessandria.
How much of Castelletto Monferrato is in flood scenario P2?
4.1% of the territory of Castelletto Monferrato is in the flood area of the medium-probability scenario (P2), with 0.6% of the residents. By share of territory in the P2 flood area, Castelletto Monferrato ranks 115th of 187 municipalities in the province of Alessandria.
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 |
|---|---|---|---|
| San Salvatore Monferrato | 4 | 1.6% | 5.3% |
| Quargnento | 4 | 0.5% | 0% |
| Mirabello Monferrato | 4 | 0% | 4.5% |
| Lu e Cuccaro Monferrato | 4 | 1.5% | 3.5% |
| Valenza | 4 | 0.5% | 20.3% |
| Solero | 4 | 0% | 48.2% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on