RANKING · 2024 ACS · 13 SHOWN OF 13

Largest Sri Lankan population, Illinois counties

Illinois counties ranked by the number of residents who are Sri Lankan, 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 13 counties in Illinois that qualify, ranked against each other statewide. The median across all 13 is 45.

Sri Lankan Americans: full group profile →

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SAME RANKING BYCities States Metros

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Largest Sri Lankan population by state

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RANKPLACESTATEPOPSRI LANKAN POPULATIONVS 2020

01Cook County, ILIL5,194,625606+10%

02▲2DuPage County, ILIL934,298413+181%

03Lake County, ILIL719,339163−34%

04▼2Will County, ILIL712,253108−61%

05▲3Champaign County, ILIL209,97251−23%

06▲3Knox County, ILIL47,76750+61%

07▼2Jackson County, ILIL52,50145−60%

08McHenry County, ILIL317,75129–

09▲1Williamson County, ILIL67,22525−14%

10Vermilion County, ILIL71,25919–

11Sangamon County, ILIL194,17010−23%

12Madison County, ILIL263,1104–

13Marshall County, ILIL11,4731–

SHOWING 1–13 OF 13

Download CSV (full list, 13 rows)

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