Pleasanton, nicknamed 'Ptown', is a city in Alameda County, California and was incorporated in 1894. It is a major suburb in the San Francisco Bay Area and located about 25 miles east of Oakland. According to the city's website, the city has a total population of 67,724. In 2005, 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 the now-defunct PeopleSoft. Both Oracle and Kaiser Permanente have offices on the former PeopleSoft headquarters in Hacienda Business Park. Although Oakland is the Alameda County seat, a few county offices and a courthouse are located in Pleasanton. Additionally, the main county jail is just a stone's throw away in the neighboring city of Dublin. The Alameda County Fairgrounds are located in Pleasanton, and the annual County Fair is held there during the last week of June and the first week of July. Pleasanton is sometimes referred to as 'P-Town,' which sometimes is a cause for confusion as nearby Piedmont has the same nickname. Pleasanton apartments for rent comparison page shows most up to date rent information on Pleasanton apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.