Buying a home in Arosio
5,114 residents at the 2021 census, 988 buildings and 2.6 km² of territory, Lombardia.
Arosio is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 0% of the territory of Arosio has high or very high landslide hazard (P3 and P4), with 0% of the residents. 0% of the territory of Arosio is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Arosio
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Arosio compared
| ISPRA indicator | Arosio | CO | Lombardia |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 3.2% | 3.7% |
| Landslide, high hazard (P3) | 0% | 4.9% | 2.9% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0% | 0.9% | 0.4% |
| Buildings in landslide areas P3-P4 | 0% | 2.2% | 1.1% |
| Flood, high probability (P3) | 0% | 9.2% | 7.9% |
| Flood, medium probability (P2) | 0% | 10.1% | 10.2% |
| Flood, low probability (P1) | 0% | 11.4% | 20.3% |
| Residents in P2 flood areas | 0% | 1.7% | 4.4% |
| Buildings in P2 flood areas | 0% | 2.1% | 4.7% |
Questions
Which seismic zone is Arosio in?
Arosio is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Arosio is in landslide class P3/P4?
According to ISPRA’s mosaic, 0% of the territory of Arosio has high or very high landslide hazard (P3 and P4), with 0% of the residents. In the province of Como, 44 of 147 municipalities have no territory with landslide hazard P3-P4.
How much of Arosio is in flood scenario P2?
0% of the territory of Arosio is in the flood area of the medium-probability scenario (P2), with 0% of the residents. By share of territory in the P2 flood area, Arosio ranks 108th of 147 municipalities in the province of Como, tied with 2 others.
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 |
|---|---|---|---|
| Inverigo | 4 | 0% | 7.2% |
| Carugo | 4 | 0.2% | 4% |
| Briosco | 3 | 0.2% | 3.6% |
| Brenna | 4 | 15.2% | 2.9% |
| Giussano | 4 | 0% | 0.4% |
| Veduggio con Colzano | 3 | 0% | 4.6% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on