Residents of Alameda County are represented by the Alameda County Supervisors. The County is divided into five districts. Pleasanton is in District 1 and is represented by Supervisor Scott Haggerty.
Examples of matters within the jurisdiction of the County include planning and public safety in unincorporated areas of the county, (e.g., Sunol), property taxes, document recording, county health services, traffic and transportation policy and management.