Buying a home in Chiavenna
7,235 residents at the 2021 census, 1,900 buildings and 10.8 km² of territory, Lombardia.
Chiavenna is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 57.1% of the territory of Chiavenna has high or very high landslide hazard (P3 and P4), with 2.3% of the residents. 5.8% of the territory of Chiavenna is in the flood area of the medium-probability scenario (P2), with 10.3% of the residents.
Find your address in Chiavenna
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Chiavenna compared
| ISPRA indicator | Chiavenna | SO | Lombardia |
|---|---|---|---|
| Landslide, very high hazard (P4) | 50.6% | 6.4% | 3.7% |
| Landslide, high hazard (P3) | 6.5% | 8.2% | 2.9% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 2.3% | 3.2% | 0.4% |
| Buildings in landslide areas P3-P4 | 3.7% | 4.1% | 1.1% |
| Flood, high probability (P3) | 4.2% | 3.6% | 7.9% |
| Flood, medium probability (P2) | 5.8% | 4.7% | 10.2% |
| Flood, low probability (P1) | 12.6% | 9% | 20.3% |
| Residents in P2 flood areas | 10.3% | 5% | 4.4% |
| Buildings in P2 flood areas | 9.1% | 4.3% | 4.7% |
Questions
Which seismic zone is Chiavenna in?
Chiavenna is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Chiavenna is in landslide class P3/P4?
According to ISPRA’s mosaic, 57.1% of the territory of Chiavenna has high or very high landslide hazard (P3 and P4), with 2.3% of the residents. By share of territory with landslide hazard P3-P4, Chiavenna ranks 2nd of 77 municipalities in the province of Sondrio.
How much of Chiavenna is in flood scenario P2?
5.8% of the territory of Chiavenna is in the flood area of the medium-probability scenario (P2), with 10.3% of the residents. By share of territory in the P2 flood area, Chiavenna ranks 27th of 77 municipalities in the province of Sondrio.
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 |
|---|---|---|---|
| Mese | 4 | 19.7% | 20.4% |
| San Giacomo Filippo | 3 | 24% | 0.9% |
| Prata Camportaccio | 3 | 19.8% | 2.6% |
| Villa di Chiavenna | 3 | 12.3% | 0.2% |
| Piuro | 3 | 13.7% | 0.6% |
| Gordona | 4 | 28.2% | 4.9% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on