Buying a home in San Massimo
802 residents at the 2021 census, 955 buildings and 27.3 km² of territory, Molise.
San Massimo is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high. According to ISPRA’s mosaic, 4% of the territory of San Massimo has high or very high landslide hazard (P3 and P4), with 0.5% of the residents. 9.4% of the territory of San Massimo is in the flood area of the medium-probability scenario (P2), with 4% of the residents.
Find your address in San Massimo
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San Massimo compared
| ISPRA indicator | San Massimo | CB | Molise |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.4% | 3.5% | 5.1% |
| Landslide, high hazard (P3) | 3.6% | 15% | 10.9% |
| Landslide, areas of attention | 0% | 2.9% | 7.4% |
| Residents in landslide areas P3-P4 | 0.5% | 5.2% | 5.9% |
| Buildings in landslide areas P3-P4 | 1.3% | 6.8% | 7.3% |
| Flood, high probability (P3) | 1% | 2.4% | 2% |
| Flood, medium probability (P2) | 9.4% | 6.4% | 5.6% |
| Flood, low probability (P1) | 11.1% | 7% | 6.1% |
| Residents in P2 flood areas | 4% | 1.9% | 2.3% |
| Buildings in P2 flood areas | 2.3% | 2% | 2.1% |
Questions
Which seismic zone is San Massimo in?
San Massimo is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high.
How much of San Massimo is in landslide class P3/P4?
According to ISPRA’s mosaic, 4% of the territory of San Massimo has high or very high landslide hazard (P3 and P4), with 0.5% of the residents. By share of territory with landslide hazard P3-P4, San Massimo ranks 75th of 84 municipalities in the province of Campobasso.
How much of San Massimo is in flood scenario P2?
9.4% of the territory of San Massimo is in the flood area of the medium-probability scenario (P2), with 4% of the residents. By share of territory in the P2 flood area, San Massimo ranks 9th of 84 municipalities in the province of Campobasso.
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 |
|---|---|---|---|
| Bojano | 1 | 2.5% | 14% |
| Cantalupo nel Sannio | 1 | 4.3% | 8.6% |
| San Polo Matese | 1 | 3% | 6.3% |
| Roccamandolfi | 1 | 5% | 4.6% |
| Campochiaro | 1 | 0.9% | 5.8% |
| San Gregorio Matese | 1 | 30.5% | 0.7% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
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