Grass Valley
- Grass Valley (Eureka and Lander counties, Nevada)
- Grass Valley (Pershing and Humboldt counties, Nevada)
- Grass Valley (Piute and Sevier counties, Utah)
- Grass Valley (company)
- Grass Valley Wilderness
- Grass Valley speckled dace
- Grass Valley, California
- Grass Valley, Nevada
- Grass Valley, Oakland, California
- Grass Valley, Oregon
- Grass Valley, Western Australia
- Little Grass Valley, California
- Mojave Desert
- Roman Catholic Diocese of Grass Valley
