RANKING · 2010 CENSUS · 18 SHOWN OF 18

Highest Ecuadorian population share, Wisconsin counties · 2010

Wisconsin counties ranked by the share of all residents who are Ecuadorian origin (2023 American Community Survey). A concentration measure: Ecuadorian residents as a percentage of total population. This list covers the 18 counties in Wisconsin that qualify, ranked against each other statewide.

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RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

Highest Ecuadorian population share by state

RANKPLACESTATEPOPECUADORIAN SHAREVS 2000

01Sauk County, WIWI66,6520.3%–

02Dane County, WIWI590,3750.1%–

03St. Croix County, WIWI98,2760.0%–

04Columbia County, WIWI58,1320.0%–

05Milwaukee County, WIWI924,2160.0%–

06Ozaukee County, WIWI94,3460.0%–

07Walworth County, WIWI106,1270.0%–

08Winnebago County, WIWI174,2180.0%–

09Polk County, WIWI45,8030.0%–

10Dunn County, WIWI46,2230.0%–

11Trempealeau County, WIWI31,1710.0%–

12Kenosha County, WIWI168,4480.0%–

13Brown County, WIWI275,8030.0%–

14Buffalo County, WIWI13,3180.0%–

15Grant County, WIWI52,4460.0%–

16Racine County, WIWI198,9190.0%–

17Wood County, WIWI74,0600.0%–

18Calumet County, WIWI53,9820.0%–

SHOWING 1–18 OF 18

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES