Idaho City, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Idaho City, Idaho had a total population of 581, the 136th largest city in Idaho, with a median household income of $44,722, which is 43% lower than the state average. The poverty rate is 6.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 43% below the state average, indicating significant economic challenges.
Idaho City Quick Facts
How Idaho City Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 556 | 581 | +4.5% |
| Median household income | $41,111 | $44,722 | +8.8% |
How Idaho City Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Idaho City Rankings in Idaho
Explore Idaho Rankings
Other Cities in Boise County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Robie Creek | 1,213 | $106,250 | 2.5% | $585,400 |
| Horseshoe Bend | 758 | $65,500 | 17.2% | $276,900 |
| Garden Valley | 438 | N/A | 11.2% | $782,100 |
| Crouch | 214 | $78,226 | 8.4% | $486,700 |
| Lowman | 46 | N/A | 43.5% | $220,000 |
| Placerville | 30 | $63,125 | 3.3% | $412,500 |
Cities Similar to Idaho City
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Mackay | 602 | $43,897 | $279,500 | 28.5% | 19.9% |
| Dubois | 585 | $48,611 | $209,600 | 26.6% | 14.0% |
| Melba | 617 | $45,750 | $301,200 | 9.5% | 13.9% |
| Kooskia | 687 | $45,938 | $189,300 | 5.6% | 9.6% |
| Smelterville | 668 | $48,806 | $154,400 | 0.0% | 17.5% |
A note before these figures: with a population of 581, Idaho City's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Idaho City is a small community located in Idaho, within Boise County. The total population is 581. It ranks as the 136th most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Idaho City is 38.5 years. This is 3% higher than the state median of 37.3 years. 15.3% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Idaho City is $44,722. This is 43% lower than the state median of $77,800. It is also 45% lower than the national median of $80,734. The poverty rate stands at 6.4%. This is 40% lower than the state poverty rate of 10.6%. The survey records no unemployed residents in Idaho City, which reflects the size of the sample rather than a labor market without joblessness. 68.7% of occupied housing units are owner-occupied. This homeownership rate is 5% lower than the state average of 72.1%.
Race & Ethnicity
Idaho City has a predominantly White (non-Hispanic) population, comprising 86.1% of all residents. Hispanic or Latino residents account for 6.7%. The Black or African American population (0.2%) is well below the state average of 0.7%. The Hispanic or Latino population (6.7%) is well below the state average of 13.7%. The Asian population is significantly higher than the state average (2.6% vs 1.3%).
Education
16.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 49% lower than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.1%.
Data Sources & Methodology
All demographic data for Idaho City, Idaho is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Idaho City, Idaho?
Idaho City, Idaho has a population of 581 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Idaho City, ID?
The median household income in Idaho City is $44,722, which is 45% lower than the national median of $80,734.
What is the poverty rate in Idaho City, ID?
The poverty rate in Idaho City is 6.4%. This means approximately 37 residents live below the federal poverty line.
What is the racial makeup of Idaho City, Idaho?
Idaho City's population is 86.1% White, 0.2% Black, 6.7% Hispanic/Latino, and 2.6% Asian.
What is the median home value in Idaho City, ID?
The Census Bureau does not publish a reliable median home value estimate for Idaho City — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Idaho City, Idaho?
16.1% of adults (25+) in Idaho City hold a bachelor's degree or higher, and 5.1% hold a graduate or professional degree.