County
Ada County
Idaho • United States
Ada County is a county in Idaho, United States. It has a population of about 494,967 and an area of 2,746 km². It is on Mountain Time. It contains 7 towns and 1 city with a combined population of about 418,888. The largest are Boise (235,684), Meridian (90,739), and Eagle Foothills (30,000). Its nearest neighbours are Nampa (28 km). It was established in 1864. 3 official videos are published about the United States.
- Time zone
- America/Boise
- Coordinates
- 43.4511, -116.2411
- Population
- 494,967
- Area
- 2,746 km²
- Established
- 1864
- Official website
- adaweb.net
Nearby places
Referenced in
Information about this place is available. Commercial services and representative onboarding are evaluated separately.
Place data from GeoNames, used under CC BY 4.0 and modified for this site.


