RANKING · 2010 CENSUS · 20 SHOWN OF 20

Largest Brazilian population, Iowa counties · 2010

Iowa counties ranked by the number of residents who are Brazilian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 20 counties in Iowa that qualify, ranked against each other statewide. The median across all 20 is 19.

Brazilian Americans: full group profile →

IowaAll states All rankings

SAME RANKING BYCities States Metros

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 POPULATIONVS –

01Scott County, IAIA175,259123–

02Warren County, IAIA57,33173–

03Woodbury County, IAIA106,64971–

04Muscatine County, IAIA41,85370–

05Johnson County, IAIA160,04461–

06Marshall County, IAIA39,89048–

07Polk County, IAIA516,54628–

08Black Hawk County, IAIA131,53224–

09Cherokee County, IAIA11,36923–

10Poweshiek County, IAIA18,36819–

11Story County, IAIA101,29116–

12Wapello County, IAIA35,21015–

13Clinton County, IAIA46,00213–

14Washington County, IAIA22,66712–

15Cerro Gordo County, IAIA42,3728–

16Linn County, IAIA232,0287–

17Boone County, IAIA26,7996–

18Madison County, IAIA17,2706–

19Louisa County, IAIA10,4164–

20Carroll County, IAIA20,3032–

SHOWING 1–20 OF 20

Download CSV (full list, 20 rows)

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