Ada County, Idaho

Ada County is in southwest Idaho. This is home to Boise, the state capitol and largest city in Idaho. Ada County was named in honor of Ada Riggs, the daughter of H. C. Riggs, a cofounder of Boise. She was the first pioneer child born in the area. Ada County contains 1,055 square miles of land and 5 square miles of water. Ada County was created by the Idaho Territorial Legislature in 1864. Ada County was larger in those days, until Canyon County was partitioned from Ada County in the early 1890's. The county seat is Boise.

Fast Facts about Ada County, Idaho
Resident Racial Breakdown:
White Non-Hispanic: 87.5%
Hispanic: 6.6%
Asian: 2.3%
African-American: 1.0%
Native American: 0.5%
Two or More Races: 1.8%
Types of Jobs:
Private Sector, wages or salary: 78%
Government Sector: 15%
Unincorporated, Self-Employed: 7%
Population Density: 365 People per Square Mile
2011 Cost of Living Index for Ada County: 87.3
2009 Estimates:
Population: 384,656
Males: 192,713
Females: 191,943
Median Resident Age: 32.8 Years
Estimated Median Household Income: $53,600
Estimated Median Home Value: $197,700
Major Industries:
Health Care, Educational Services, Construction, Computers & Electronic Products, Government, Professional Services, Waste Management Services, Lodging & Food Services, Finance & Insurance Services
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