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RANKING · 2020 CENSUS · 44 SHOWN OF 44

Least educated, Idaho counties · 2020

Idaho counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2023 ACS). This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

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RELATEDMost educatedMost graduate degreesFewest graduate degrees
YEAR19902000201020202024
Least educated by state
RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000
01Shoshone County, IDID14,13010.6%+3%
02Lincoln County, IDID5,60311.1%−15%
03Owyhee County, IDID12,66112.5%+22%
04Minidoka County, IDID22,91113.8%+37%
05Jerome County, IDID26,36214.8%+5%
06Power County, IDID8,24615.7%+9%
07Payette County, IDID27,82416.4%+54%
08Clark County, IDID78316.7%+32%
09Gooding County, IDID16,44616.9%+40%
10Franklin County, IDID15,88917.1%+26%
11Butte County, IDID2,78317.2%+32%
12Clearwater County, IDID9,11817.3%+29%
13Caribou County, IDID7,25217.5%+10%
14Benewah County, IDID10,50817.9%+57%
15Boundary County, IDID13,99718.0%+22%
16Bear Lake County, IDID6,72718.3%+56%
17Adams County, IDID5,01318.8%+26%
18Gem County, IDID21,77318.9%+66%
19Washington County, IDID11,58319.0%+50%
20Lewis County, IDID3,70419.1%+29%
21Cassia County, IDID26,39719.4%+40%
22Fremont County, IDID14,20819.6%+64%
23Canyon County, IDID275,12320.2%+35%
24Bingham County, IDID51,15320.5%+43%
25Idaho County, IDID17,87420.7%+43%
26Elmore County, IDID29,46520.7%+20%
27Camas County, IDID1,31622.1%−1%
28Oneida County, IDID5,08522.2%+48%
29Twin Falls County, IDID97,53923.3%+45%
30Lemhi County, IDID8,47423.4%+31%
31Nez Perce County, IDID42,90524.1%+28%
32Jefferson County, IDID35,29725.2%+65%
33Kootenai County, IDID191,86426.6%+40%
34Bonner County, IDID54,42026.6%+58%
35Bannock County, IDID91,59127.0%+8%
36Boise County, IDID8,54528.4%+43%
37Custer County, IDID4,63629.7%+71%
38Valley County, IDID12,83130.3%+15%
39Bonneville County, IDID135,77130.9%+18%
40Madison County, IDID55,17238.6%+58%
41Blaine County, IDID25,51739.3%−9%
42Ada County, IDID546,14140.1%+28%
43Teton County, IDID13,25441.4%+47%
44Latah County, IDID41,84244.4%+8%
SHOWING 1–44 OF 44
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES