Richest & Poorest Counties in Idaho
Idaho has 44 counties. The wealthiest county by median household income is Teton County at $99,805 , while the lowest-income county is Lewis County at $51,615 . The statewide median household income is $77,800, compared to the national median of $75,149.
Geography
Metric
Idaho — Median Household Income by County
Source: U.S. Census Bureau — ACS 5-Year Estimates. All values are estimates subject to margin of error.
Richest Counties in Idaho
Top 10 counties ranked by median household income.
| # | County | Income |
|---|---|---|
| 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 |
Poorest Counties in Idaho
Bottom 10 counties ranked by median household income.
| # | County | Income |
|---|---|---|
| 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 Ranked
Every county in Idaho ranked by median household income. Click any county for its full profile.
About This Data
All figures are estimates from the American Community Survey 2024 5-Year Estimates, published by the U.S. Census Bureau. Values are subject to sampling variability and margin of error.
Rankings are within Idaho only and may differ from national rankings. For more information, see our methodology.