Buying a home in Napoli
921,142 residents at the 2021 census, 29,369 buildings and 119.2 km² of territory, Campania.
Napoli is in seismic zone 2: in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 12.4% of the territory of Napoli has high or very high landslide hazard (P3 and P4), with 4.6% of the residents. 1.7% of the territory of Napoli is in the flood area of the medium-probability scenario (P2), with 0.8% of the residents.
Find your address in Napoli
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Napoli compared
| ISPRA indicator | Napoli | NA | Campania |
|---|---|---|---|
| Landslide, very high hazard (P4) | 3.9% | 9.1% | 9.5% |
| Landslide, high hazard (P3) | 8.5% | 7.8% | 10.1% |
| Landslide, areas of attention | 0% | 0% | 22% |
| Residents in landslide areas P3-P4 | 4.6% | 3.2% | 4.7% |
| Buildings in landslide areas P3-P4 | 9.3% | 6.5% | 9.2% |
| Flood, high probability (P3) | 1.4% | 2.8% | 2.5% |
| Flood, medium probability (P2) | 1.7% | 4.2% | 5.7% |
| Flood, low probability (P1) | 1.7% | 5.4% | 6.2% |
| Residents in P2 flood areas | 0.8% | 3.4% | 5.1% |
| Buildings in P2 flood areas | 1.4% | 4.3% | 5.9% |
Questions
Which seismic zone is Napoli in?
Napoli is in seismic zone 2: in this zone strong earthquakes are possible.
How much of Napoli is in landslide class P3/P4?
According to ISPRA’s mosaic, 12.4% of the territory of Napoli has high or very high landslide hazard (P3 and P4), with 4.6% of the residents. By share of territory with landslide hazard P3-P4, Napoli ranks 38th of 92 municipalities in the Metropolitan City of Napoli.
How much of Napoli is in flood scenario P2?
1.7% of the territory of Napoli is in the flood area of the medium-probability scenario (P2), with 0.8% of the residents. By share of territory in the P2 flood area, Napoli ranks 56th of 92 municipalities in the Metropolitan City of Napoli.
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 |
|---|---|---|---|
| Casavatore | 2 | 0% | 0% |
| Mugnano di Napoli | 2 | 0% | 2.6% |
| Arzano | 2 | 0% | 0.3% |
| Melito di Napoli | 2 | 0% | 15.8% |
| Casoria | 2 | 0% | 0% |
| Marano di Napoli | 2 | 21% | 3.9% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on