RANKING · 2024 ACS · 32 SHOWN OF 32

Largest Jamaican population, Iowa counties

Iowa counties ranked by the number of residents who are Jamaican ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 32 counties in Iowa that qualify, ranked against each other statewide. The median across all 32 is 18. Biggest climber in the top 100 since 2020: Scott County, IA, up 10 places to #2.

Jamaican 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

RANKPLACESTATEPOPJAMAICAN POPULATIONVS 2010

01▲1Polk County, IAIA516,546653+142%

02▲10Scott County, IAIA175,259360+2900%

03▼2Linn County, IAIA232,028329+2250%

04▼1Johnson County, IAIA160,044107−4%

05▲1Black Hawk County, IAIA131,53290+3%

06Monroe County, IAIA7,40680–

07Clay County, IAIA16,20236–

08▲6Decatur County, IAIA7,65533+200%

09Clinton County, IAIA46,00233–

10Delaware County, IAIA17,67430–

11Bremer County, IAIA25,29627–

12Warren County, IAIA57,33124–

13Buena Vista County, IAIA20,44923–

14▼3Henry County, IAIA19,34922–

15▼2Story County, IAIA101,29119–

16▼8Mahaska County, IAIA21,88018–

17Pottawattamie County, IAIA92,99615–

18Marion County, IAIA34,19215–

19Cedar County, IAIA18,35914–

20▼11Webster County, IAIA36,83814+133%

21▼16Woodbury County, IAIA106,64913+44%

22Poweshiek County, IAIA18,36812–

23▼13Boone County, IAIA26,79912−75%

24Wayne County, IAIA6,7389–

25Des Moines County, IAIA38,0778–

26▼19Dubuque County, IAIA99,3816−33%

27Calhoun County, IAIA9,5625–

28Taylor County, IAIA5,8353–

29Buchanan County, IAIA20,8832–

30▼13Jasper County, IAIA38,1532+100%

31Allamakee County, IAIA14,2381–

32▼28Shelby County, IAIA11,6891–

SHOWING 1–32 OF 32

Download CSV (full list, 32 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES