RANKING · 2010 CENSUS · 16 SHOWN OF 16

Highest Costa Rican population share, Wisconsin counties · 2010

Wisconsin counties ranked by the share of all residents who are Costa Rican origin (2023 American Community Survey). A concentration measure: Costa Rican residents as a percentage of total population. This list covers the 16 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 Costa Rican population share by state

RANKPLACESTATEPOPCOSTA RICAN SHAREVS 2000

01Barron County, WIWI46,4840.1%–

02Polk County, WIWI45,8030.1%–

03Jefferson County, WIWI86,5050.0%–

04Eau Claire County, WIWI109,0330.0%–

05Racine County, WIWI198,9190.0%–

06Chippewa County, WIWI67,6140.0%–

07Milwaukee County, WIWI924,2160.0%–

08Manitowoc County, WIWI81,7100.0%–

09Waupaca County, WIWI51,4610.0%–

10Fond du Lac County, WIWI104,6690.0%–

11Brown County, WIWI275,8030.0%–

12Dane County, WIWI590,3750.0%–

13Washington County, WIWI139,2380.0%–

14Marinette County, WIWI42,5740.0%–

15Portage County, WIWI71,9430.0%–

16Dodge County, WIWI89,0970.0%–

SHOWING 1–16 OF 16

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