Tehachapi Mountains
![](/Images/godic/202502/15/EastTehachapiCrest0900.jpg")
![](/Images/godic/202502/15/Wpdms_shdrlfi020l_tehachapi_mountains0900.jpg")
![The California mixed evergreen forest plant community in the upper Tehachapi Mountains](/Images/godic/202502/15/TejonWest0900.jpg")
![View of the Tehachapi Mountains from I-5 as it descends into the Central Valley.](/Images/godic/202502/15/Tehachapi_Mountains_from_Grapevine0900.jpg")
The Tehachapi Mountains /təˈhætʃəpi/ are a mountain range in the Transverse Ranges system of California in the Western United States. The range extends for approximately 40 miles (64 km) in southern Kern County and northwestern Los Angeles County.