Pleasanton is a city in
Alameda County, California, incorporated in 1894. It is a suburb in the
San Francisco Bay Area located about east of
Oakland, and west of
Livermore. The population was 70,285 at the
2010 census. In 2005 and 2007, Pleasanton was ranked the wealthiest middle-sized city in the United States by the Census Bureau. Pleasanton is home to the headquarters of Safeway, Inc. and Blackhawk Network. Although Oakland is the Alameda County seat, a few county offices and a courthouse are located in Pleasanton. Additionally, the main county jail is in the neighboring city of
Dublin. The
Alameda County Fairgrounds are located in Pleasanton where the county fair is held during the last week of June and the first week of July.
Pleasanton Ridge Regional Park is located on the west side of town.