County
Ada County
Idaho
518,935 population$91,502 median income404,742 voting age0 active campaigns
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Officials Representing Ada County
State Legislature
Ali Rabe
Democratic
State Senate · District 16
Carrie Semmelroth
Democratic
State Senate · District 17
Codi Galloway
Republican
State Senate · District 15
Janie Ward-Engelking
Democratic
State Senate · District 18
Josh Keyser
Republican
State Senate · District 20
Lori Den Hartog
Republican
State Senate · District 22
Melissa Wintrow
Democratic
State Senate · District 19
Scott Grow
Republican
State Senate · District 14
Tammy Nichols
Republican
State Senate · District 10
Todd Lakey
Republican
State Senate · District 23
Congressional District Coverage
Ada County is 76% in ID Congressional District 1, and 24% in ID Congressional District 2.
Area-weighted; population-weighted shares may differ in counties with large urban/rural density splits.
Median Income
$91,502
↑ 18%vs $77,800
Bachelor's+
44.6%
↑ 40%vs 31.8%
Under 18
22.0%
↓ 9%vs 24.1%
Owner-Occupied
70.8%
↓ 2%vs 72.1%
White (non-Hispanic)
83.1%
↔ 2%vs 81.7%
Demographics
American Community Survey 2024 5-year estimates
Race & Ethnicity
White83.1%
Hispanic/Latino9.8%
Black1.3%
Asian2.8%
Two or More9.0%
Other3.8%
Income & Economy
Median Household Income$91,502
Per Capita Income$49,757
Poverty Rate8.3%
Unemployment3.1%
Education
High School+95.2%
Bachelor's+44.6%
Housing
Median Home Value$512,300
Median Rent$1,577
Owner-Occupied70.8%
Health Insurance
Uninsured6.5%
Age Distribution
Under 1822.0%
65 and Over16.2%
Median Age38.4