Buying a home in Castelli
997 residents at the 2021 census, 1,006 buildings and 49.7 km² of territory, Abruzzo.
Castelli is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high. According to ISPRA’s mosaic, 22.4% of the territory of Castelli has high or very high landslide hazard (P3 and P4), with 12.3% of the residents. 0% of the territory of Castelli is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Castelli
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Castelli compared
| ISPRA indicator | Castelli | TE | Abruzzo |
|---|---|---|---|
| Landslide, very high hazard (P4) | 5.3% | 3.9% | 5.8% |
| Landslide, high hazard (P3) | 17.1% | 11.9% | 9.6% |
| Landslide, areas of attention | 0% | 0% | 3.1% |
| Residents in landslide areas P3-P4 | 12.3% | 3.9% | 5.1% |
| Buildings in landslide areas P3-P4 | 9.6% | 5.6% | 7.4% |
| Flood, high probability (P3) | 0% | 1.5% | 1.3% |
| Flood, medium probability (P2) | 0% | 2.1% | 2.2% |
| Flood, low probability (P1) | 0% | 4.5% | 4% |
| Residents in P2 flood areas | 0% | 4.6% | 7.2% |
| Buildings in P2 flood areas | 0% | 3.2% | 3.7% |
Questions
Which seismic zone is Castelli in?
Castelli is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high.
How much of Castelli is in landslide class P3/P4?
According to ISPRA’s mosaic, 22.4% of the territory of Castelli has high or very high landslide hazard (P3 and P4), with 12.3% of the residents. By share of territory with landslide hazard P3-P4, Castelli ranks 15th of 47 municipalities in the province of Teramo.
How much of Castelli is in flood scenario P2?
0% of the territory of Castelli is in the flood area of the medium-probability scenario (P2), with 0% of the residents. In the province of Teramo, 10 of 47 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 |
|---|---|---|---|
| Arsita | 2 | 23.8% | 0% |
| Castel Castagna | 2 | 27.8% | 0% |
| Isola del Gran Sasso d’Italia | 1 | 17.7% | 0% |
| Bisenti | 2 | 28.9% | 1.5% |
| Colledara | 2 | 14.7% | 0% |
| Farindola | 2 | 24.9% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on