Idaho
With a population of 1,934,262, Idaho is the #39 most populous state in the U.S., spanning 44 counties. The median age of residents is 37.3 years. Households earn a median income of $77,800, 4% above the national median, with a poverty rate of 10.6% and a median home value of $418,600.
Demographics
Idaho has a population of 1,934,262, making it the #39 most populous state. The median age is 37.3 years.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Language at Home
Geographic Mobility (Past Year)
Economy
The median household income in Idaho is $77,800, ranking #25 among all states. The poverty rate is 10.6% and unemployment stands at 3.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Idaho is $418,600. Renters pay a median of $1,238/mo and the homeownership rate is 72.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Idaho, 31.8% of adults age 25+ hold a bachelor's degree or higher, which is 5.6% below the national average, ranking #36 out of 52 states.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Idaho is 78.0 years. 16.1% of adults report poor or fair health and 9.8% lack health insurance. 90.9% of residents have health insurance coverage (ACS). Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
13.6% of adults in Idaho smoke , 33.5% are obese , and 18.4% report excessive drinking. The drug overdose death rate is 19.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Idaho is 2.2 per 100,000 and the suicide rate is 22.3 per 100,000. Motor vehicle deaths occur at a rate of 13.7 per 100,000.
Homicide Rate Trend
Families & Children
11.2% of children in Idaho live in poverty and the infant mortality rate is 5.0 per 1,000 live births. The teen birth rate is 14.3 per 1,000 females age 15-19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Idaho is 68.9%. The mean commute time is 23.7 min, which is 14.0% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Idaho voted Republican with a margin of 36.5%. The vote was 30.4% Dem / 66.9% Rep. Compared to 2020, the margin shifted 5.8 toward Republicans .
Vote Share Over Time
Counties in Idaho
Idaho has 44 counties. The highest median income county is Teton County at $99,805.
Highest Income Counties
| 1 | Teton County | $99,805 |
| 2 | Blaine County | $92,566 |
| 3 | Ada County | $91,502 |
| 4 | Jefferson County | $86,679 |
| 5 | Kootenai County | $81,861 |
| 6 | Bonneville County | $79,068 |
| 7 | Boise County | $78,774 |
| 8 | Bingham County | $77,878 |
| 9 | Canyon County | $76,488 |
| 10 | Valley County | $76,078 |
Lowest Income Counties
| 44 | Lewis County | $51,615 |
| 43 | Butte County | $53,015 |
| 42 | Lemhi County | $53,202 |
| 41 | Washington County | $54,000 |
| 40 | Clark County | $55,208 |
| 39 | Shoshone County | $55,527 |
| 38 | Camas County | $57,955 |
| 37 | Benewah County | $59,794 |
| 36 | Clearwater County | $60,000 |
| 35 | Madison County | $60,160 |
All 44 Counties
About Idaho
All data comes from the U.S. Census Bureau's American Community Survey (ACS) 2024 5-Year Estimates. Values are estimates and subject to margin of error. For more information, see our methodology.