RANKING · 2020 CENSUS · 27 SHOWN OF 27

Largest Japanese population, Idaho counties · 2020

Idaho counties ranked by the number of residents who are Japanese, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 27 counties in Idaho that qualify, ranked against each other statewide. The median across all 27 is 32.

Japanese Americans: full group profile →

IdahoAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPJAPANESE POPULATIONVS –

01Ada County, IDID546,1411,153–

02Bonneville County, IDID135,771316–

03Canyon County, IDID275,123239–

04Bannock County, IDID91,591192–

05Kootenai County, IDID191,864109–

06Payette County, IDID27,82474–

07Jefferson County, IDID35,29773–

08Bingham County, IDID51,15365–

09Idaho County, IDID17,87464–

10Twin Falls County, IDID97,53959–

11Blaine County, IDID25,51751–

12Madison County, IDID55,17241–

13Elmore County, IDID29,46537–

14Latah County, IDID41,84232–

15Jerome County, IDID26,36231–

16Bonner County, IDID54,42021–

17Lincoln County, IDID5,60320–

18Washington County, IDID11,58317–

19Fremont County, IDID14,20813–

20Gem County, IDID21,77312–

21Boise County, IDID8,54510–

22Boundary County, IDID13,99710–

23Bear Lake County, IDID6,7279–

24Valley County, IDID12,8317–

25Benewah County, IDID10,5082–

26Cassia County, IDID26,3971–

27Owyhee County, IDID12,6611–

SHOWING 1–27 OF 27

Download CSV (full list, 27 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS