Idaho City Flag

Idaho City

County:
Boise County
County Seat:
Yes
Area (mi²):
0.665
State:
Idaho

Idaho City is a city located in Boise County, Idaho. Idaho City has a 2025 population of 552 . It is also the county seat of Boise County . Idaho City is currently growing at a rate of 2.99% annually and its population has increased by 17.2% since the most recent census, which recorded a population of 471 in 2020.

The average household income in Idaho City is $59,710 with a poverty rate of 5.58%. The median age in Idaho City is 38.8 years: 53.7 years for males, and 38.1 years for females. For every 100 females there are 91.1 males.

552
Total Population
830
Density (mi²)
16 2.99%
Growth

Idaho City Population

Idaho City Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Idaho City includes 88.31% White, and smaller percentages for Asian, other race, Black or African American, Native American and multiracial populations.

Population by Race

White (88.31%)

Two or more races (7.37%)

Asian (2.34%)

Other race (1.62%)

Black or African American (0.18%)

Native American (0.18%)

Race
Population
Percentage (of total)
White49188.31%
Two or more races417.37%
Asian132.34%
Other race91.62%
Black or African American10.18%
Native American10.18%

Idaho City Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Idaho City's average per capita income is $36,198. Household income levels show a median of $41,111. The poverty rate stands at 5.58%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Families$56,132$70,123
Married Families$56,108-
Households$41,111$59,710
Non Families$35,500$32,061

$36,198

Average Income

$41,111

Median Household Income

5.58%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)