Main Page | About the Freedom Democrats Wiki | Find your State | Platform | Internet Links | Media Links | Literature | Contacts | Video | Forums | Endorsements | Ada County, Idaho is the most populous county in Idaho. Boise is the county seat and largest city. It is the only Idaho county split between the state's 1st congressional district and its 2nd congressional district. Boise State University is located in Ada County. Contact * Cities/Towns * Boise (west of Cole Road) * Eagle * Kuna * Meridian * Star * Boise (east of Cole Road) * Garden City