Ada County, Idaho

Ada County is a county in the U.S. state of Idaho. As of the 2010 Census, 392,365 people lived in the county. That was more than any other county in Idaho. The county seat and largest city is Boise. Boise is also the state capital.

Cities

 * Boise
 * Eagle
 * Garden City
 * Kuna
 * Meridian
 * Star

Census-designated place

 * Hidden Spring