Counties in The Sierra
- Alpine County, California
- Amador County, California
- Butte County, California
- Calaveras County, California
- El Dorado County, California
- Fresno County, California
- Inyo County, California
- Kern County, California
- Madera County, California
- Mariposa County, California
- Mono County, California
- Nevada County, California
- Placer County, California
- Plumas County, California
- Sierra County, California
- Tulare County, California
- Tuolumne County, California
- Yuba County, California
The Carson Range (often considered part of the Sierra) extends into Nevada:
- Douglas County, Nevada
- Carson City, Nevada
- Washoe County, Nevada
Read more about this topic: List Of Sierra Nevada Topics