County directory · Official data joined by FIPS
Idaho counties
Compare all 44 counties and county equivalents in Idaho by income, housing, employment, education, health, and population.
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All Idaho counties
Every row uses county-level ACS, LAUS, and County Health Rankings data. Standalone profiles still open only above the publication gate.
| Rank | County | Population | Income | Home value | Unemployment | Degree+ | Life exp. | Profile |
|---|---|---|---|---|---|---|---|---|
| #1 | Ada County | 518,935 | $91,502 | $512,300 | 3.3% | 44.6% | 79.7 yrs | Open |
| #2 | Canyon County | 250,790 | $76,488 | $390,000 | 3.8% | 23.2% | 77.4 yrs | Open |
| #3 | Kootenai County | 181,996 | $81,861 | $518,700 | 4.4% | 30% | 78.4 yrs | Open |
| #4 | Bonneville County | 129,523 | $79,068 | $368,800 | 3.2% | 33.1% | 76.9 yrs | Open |
| #5 | Twin Falls County | 93,734 | $67,409 | $337,900 | 3.5% | 23.5% | 76 yrs | Data row |
| #6 | Bannock County | 89,454 | $66,499 | $300,700 | 4% | 30.6% | 75.2 yrs | Data row |
| #7 | Madison County | 54,618 | $60,160 | $414,800 | 3.4% | 41.8% | 79.1 yrs | Data row |
| #8 | Bonner County | 51,049 | $66,979 | $487,900 | 5.2% | 28.6% | 78.8 yrs | Data row |
| #9 | Bingham County | 49,664 | $77,878 | $293,300 | 3.5% | 21.8% | 75.1 yrs | Data row |
| #10 | Nez Perce County | 42,697 | $72,599 | $334,700 | 3.5% | 27.1% | 75.1 yrs | Data row |
| #11 | Latah County | 41,049 | $65,424 | $368,600 | 3% | 43% | 80.8 yrs | Data row |
| #12 | Jefferson County | 33,154 | $86,679 | $408,400 | 3% | 27.4% | 77.4 yrs | Data row |
| #13 | Elmore County | 29,321 | $65,359 | $316,500 | 4.2% | 22.4% | 77.4 yrs | Data row |
| #14 | Payette County | 26,771 | $67,673 | $341,800 | 4.4% | 17.3% | 77.2 yrs | Data row |
| #15 | Cassia County | 25,483 | $70,830 | $284,600 | 3.2% | 21.3% | 76.9 yrs | Data row |
| #16 | Jerome County | 25,173 | $71,724 | $271,800 | 3.4% | 14% | 76.4 yrs | Data row |
| #17 | Blaine County | 24,951 | $92,566 | $735,300 | 3.1% | 48% | 85.3 yrs | Data row |
| #18 | Minidoka County | 22,208 | $70,377 | $262,600 | 3.2% | 15.7% | 77 yrs | Data row |
| #19 | Gem County | 20,614 | $64,605 | $428,700 | 4% | 20.7% | 75.9 yrs | Data row |
| #20 | Idaho County | 17,432 | $66,325 | $310,200 | 4.7% | 22.6% | 78.4 yrs | Data row |
| #21 | Gooding County | 15,931 | $63,559 | $250,900 | 3.2% | 16.2% | 76.4 yrs | Data row |
| #22 | Franklin County | 15,056 | $71,950 | $372,600 | 3.2% | 23.9% | 78.9 yrs | Data row |
| #23 | Fremont County | 13,943 | $72,683 | $314,200 | 3.5% | 22.8% | 77.7 yrs | Data row |
| #24 | Shoshone County | 13,785 | $55,527 | $267,400 | 5.6% | 12.7% | 73.6 yrs | Data row |
| #25 | Boundary County | 13,172 | $67,237 | $410,500 | 5.4% | 24% | 78.1 yrs | Data row |
| #26 | Owyhee County | 12,503 | $64,406 | $359,800 | 4.3% | 12.4% | 75.2 yrs | Data row |
| #27 | Teton County | 12,425 | $99,805 | $690,500 | 2.6% | 49.9% | 83.1 yrs | Data row |
| #28 | Valley County | 12,389 | $76,078 | $657,000 | 4.5% | 40.1% | 83 yrs | Data row |
| #29 | Washington County | 11,142 | $54,000 | $278,100 | 4.5% | 20.6% | 75.9 yrs | Data row |
| #30 | Benewah County | 10,142 | $59,794 | $293,500 | 5.7% | 19.7% | 73.9 yrs | Data row |
| #31 | Clearwater County | 9,012 | $60,000 | $268,200 | 6.3% | 17.5% | 75.9 yrs | Data row |
| #32 | Boise County | 8,273 | $78,774 | $476,100 | 4.6% | 31.2% | 79.1 yrs | Data row |
| #33 | Lemhi County | 8,249 | $53,202 | $326,100 | 4.3% | 24.1% | 75.3 yrs | Data row |
| #34 | Power County | 8,133 | $61,146 | $212,900 | 3.3% | 15.3% | 77.9 yrs | Data row |
| #35 | Caribou County | 7,162 | $68,782 | $241,500 | 3.4% | 16.8% | 76.7 yrs | Data row |
| #36 | Bear Lake County | 6,650 | $75,260 | $275,000 | 2.9% | 21.6% | 77.9 yrs | Data row |
| #37 | Lincoln County | 5,358 | $71,453 | $255,600 | 4% | 11.1% | 77.5 yrs | Data row |
| #38 | Oneida County | 4,768 | $74,954 | $272,000 | 2.8% | 26.7% | 78.6 yrs | Data row |
| #39 | Adams County | 4,744 | $61,808 | $376,500 | 6.7% | 21.6% | 79.2 yrs | Data row |
| #40 | Custer County | 4,470 | $67,574 | $381,700 | 5.2% | 29.3% | 78.7 yrs | Data row |
| #41 | Lewis County | 3,682 | $51,615 | $225,300 | 4.4% | 21.3% | 73.4 yrs | Data row |
| #42 | Butte County | 2,684 | $53,015 | $217,600 | 3.7% | 17.5% | 74.3 yrs | Data row |
| #43 | Camas County | 1,124 | $57,955 | $304,000 | 4.5% | 34.4% | — | Data row |
| #44 | Clark County | 849 | $55,208 | $216,900 | 4.3% | 20.5% | — | Data row |
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County data policy
Depth without index bloat
Every county stays available in this directory, but a standalone profile is published only when population is at least 100,000 or the county is the largest in its state. This keeps smaller counties comparable without producing thousands of thin pages.
Five-digit FIPS—not the county name—is the join key. ACS supplies income, housing, population, and education; BLS LAUS supplies annual employment; County Health Rankings supplies health outcomes and access.