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.

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Largest Sri Lankan population by state

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RANKPLACESTATEPOPSRI LANKAN POPULATIONVS 2020

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

02DuPage County, ILIL934,298413+181%

03Lake County, ILIL719,339163−34%

04Will County, ILIL712,253108−61%

05Champaign County, ILIL209,97251−23%

06Knox County, ILIL47,76750+61%

07Jackson County, ILIL52,50145−60%

08McHenry County, ILIL317,75129–

09Williamson 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 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES