Sunol Valley is located in Alameda County, California, USA. The small town of Sunol lies in the valley. It is largely rural, but is in proximity to the highly populated Bay Area suburbs of Fremont, Pleasanton, and Livermore. Interstate 680 runs through the valley. The historic Sunol Water Temple is situated in the Sunol Valley. Historically steelhead have run as high as the Sunol Valley via Alameda Creek, and restoration plans are underway to restore such anadromous fish runs.