| Volcan Mountains | |
| Country: | United States |
| State: | California |
| District: | San Diego County |
| Topo Map: | Santa Ysabel 15 min. |
| Topo Maker: | USGS |
| Range Coordinates: | 33.1645°N -116.62°W |
| Highest: | Pechacho |
| Elevation M: | 1743 |
| Coordinates: | 33.1647°N -116.6206°W |
| Map: | California |
The Volcan Mountains are a mountain range of the Peninsular Ranges System, located in the East County region of San Diego County, California.
The Volcans are a northwest–southeast range with an approximate length of and width of .
They define the western side of San Felipe Valley, with the San Felipe Hills defining the east side.
Julian and the historic Coleman gold mining district lie on the southern margin of the range.[1]
Lake Henshaw is just to the northwest.