37°35′41.22″N 121°53′13.98″W / 37.5947833°N 121.8872167°W
Sunol Valley (Spanish: Valle de Suñol) is located in Alameda County, California, United States. 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.