RANKING · 2020 CENSUS · 14 SHOWN OF 14

Highest Sri Lankan population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Sri Lankan (2020 American Community Survey). A concentration measure: Sri Lankan residents as a percentage of total population. This list covers the 14 counties in Illinois that qualify, ranked against each other statewide. The median across all 14 is 0.0%.

Sri Lankan Americans: full group profile →

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Highest Sri Lankan population share by state

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RANKPLACESTATEPOPSRI LANKAN SHAREVS –

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