RANKING · 2020 CENSUS · 12 SHOWN OF 12

Highest Brazilian population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Brazilian ancestry (2020 American Community Survey). A concentration measure: Brazilian residents as a percentage of total population. This list covers the 12 counties in Idaho that qualify, ranked against each other statewide.

Brazilian Americans: full group profile →

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPBRAZILIAN SHAREVS 2010

01Lewis County, IDID3,7040.8%–

02Madison County, IDID55,1720.2%–

03Blaine County, IDID25,5170.2%+20%

04Bonneville County, IDID135,7710.1%+2156%

05Bannock County, IDID91,5910.1%–

06Canyon County, IDID275,1230.1%+543%

07Ada County, IDID546,1410.1%−14%

08Gooding County, IDID16,4460.0%−60%

09Bonner County, IDID54,4200.0%–

10Latah County, IDID41,8420.0%−39%

11Nez Perce County, IDID42,9050.0%–

12Elmore County, IDID29,4650.0%–

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UPDATED 2026-07-05 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Highest Brazilian population share, Idaho counties (2020) · CensusEasy