| Vallecito Mountains | |
| Country: | United States |
| State: | California |
| Region: | Colorado Desert |
| District: | Anza-Borrego Desert State Park, San Diego County |
| Topo Map: | Whale Peak |
| Topo Maker: | USGS |
| Range Coordinates: | 33.0292°N -116.3161°W |
| Highest: | Whale Peak |
| Elevation M: | 1630 |
| Coordinates: | 33.0297°N -134.98°W |
| Map: | California |
The Vallecito Mountains are located in the Colorado Desert, in eastern San Diego County, Southern California. They are about north of the U.S. border with Mexico.
The mountains lie in Anza-Borrego Desert State Park, in an east–west direction, southwest of the community of Ocotillo Wells, and south of Highway 78. The range is approximately 15miles long, and reaches an elevation of above sea level at Whale Peak.[1]
The Laguna Mountains are to the southwest and Volcan Mountains to the northwest, and the Pinyon Mountains and Borrego Valley are on the north side. The Sawtooth Mountains, Tierra Blanca Mountains and Jacumba Mountains ranges lie to the south and southeast.[2] [3]