Ada County

Ada County, Idaho

200 W Front St Suite 3255
Boise, ID 83702
Phone: (208) 287-7000
Fax: (208) 287-7009
www.adaweb.net

In southwestern ID; organized Dec 22, 1864 (prior to statehood) from Boise County. Name Origin: For Ada Riggs (1863-?), the first white child born in Boise, daughter of H. C. Riggs

Area (sq mi):: 1060.33 (land 1054.99; water 5.34) Population per square mile: 326.80
Population 2005: 344,727 State rank: 1 Population change: 2000-20005 14.60%; 1990-2000 46.20% Population 2000: 300,904 (White 90.60%; Black or African American 0.60%; Hispanic or Latino 4.50%; Asian 1.70%; Other 4.70%). Foreign born: 4.30%. Median age: 32.80
Income 2000: per capita $22,519; median household $46,140; Population below poverty level: 7.70% Personal per capita income (2000-2003): $33,511-$35,324
Unemployment (2004): 3.90% Unemployment change (from 2000): 0.40% Median travel time to work: 19.30 minutes Working outside county of residence: 6.90% Cities with population over 10,000:
  • Boise County seat (190,122)
  • Meridian (44,962)
  • Eagle (16,176)
  • Garden City (11,173)
    • See other counties in Idaho.