RANKING · 2020 CENSUS · 14 SHOWN OF 14

Highest Vietnamese population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Vietnamese (2023 American Community Survey). A concentration measure: Vietnamese residents as a percentage of total population. This list covers the 14 counties in Illinois that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPVIETNAMESE SHAREVS 2000

01Jackson County, ILIL52,5010.2%–

02Knox County, ILIL47,7670.1%–

03McLean County, ILIL171,4190.1%–

04Williamson County, ILIL67,2250.0%–

05Will County, ILIL712,2530.0%–

06Lake County, ILIL719,3390.0%–

07Champaign County, ILIL209,9720.0%–

08Clay County, ILIL12,7930.0%–

09Winnebago County, ILIL283,6740.0%–

10Jefferson County, ILIL36,1470.0%–

11DuPage County, ILIL934,2980.0%–

12Cook County, ILIL5,194,6250.0%–

13Sangamon County, ILIL194,1700.0%–

14Kane County, ILIL525,7570.0%–

SHOWING 1–14 OF 14

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