Ranking of Illinois Counties By Population with Greek Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 89.11K people in Illinois with Greek ancestry. Among all Illinois counties, Cook County had the highest population with Greek ancestry (46.68K), followed by DuPage County (11.50K), and Lake County (6.90K).
The chart and table below shows the top 10 counties with high number of people with Greek ancestry.
You can see similar information for other states and for other ancestry groups in Illinois.
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Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Illinois Counties By Population with Greek Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Cook County | 46683 |
| 2 | DuPage County | 11498 |
| 3 | Lake County | 6899 |
| 4 | Will County | 5249 |
| 5 | Kane County | 3588 |
| 6 | McHenry County | 2953 |
| 7 | Kendall County | 910 |
| 8 | Champaign County | 907 |
| 9 | Peoria County | 853 |
| 10 | Winnebago County | 795 |
| 11 | St. Clair County | 784 |
| 12 | DeKalb County | 632 |
| 13 | Grundy County | 568 |
| 14 | Madison County | 556 |
| 15 | McLean County | 482 |
| 16 | Tazewell County | 477 |
| 17 | LaSalle County | 425 |
| 18 | Rock Island County | 423 |
| 19 | Sangamon County | 361 |
| 20 | Kankakee County | 304 |
| 21 | Macon County | 271 |
| 22 | Boone County | 200 |
| 23 | Adams County | 199 |
| 24 | Christian County | 197 |
| 25 | Monroe County | 196 |
| 26 | Ogle County | 150 |
| 27 | Henry County | 143 |
| 28 | Stephenson County | 142 |
| 29 | Williamson County | 139 |
| 30 | Montgomery County | 118 |
| 31 | Carroll County | 109 |
| 32 | Coles County | 108 |
| 33 | Knox County | 103 |
| 34 | Iroquois County | 102 |
| 35 | Bureau County | 97 |
| 36 | Effingham County | 96 |
| 37 | McDonough County | 93 |
| 38 | Lee County | 89 |
| 39 | Piatt County | 88 |
| 40 | Whiteside County | 70 |
| 41 | Vermilion County | 69 |
| 42 | Massac County | 67 |
| 43 | Jo Daviess County | 63 |
| 44 | Morgan County | 60 |
| 45 | Jackson County | 59 |
| 46 | Woodford County | 47 |
| 47 | Bond County | 44 |
| 47 | Marion County | 44 |
| 48 | Clinton County | 42 |
| 49 | Pike County | 38 |
| 50 | Clark County | 34 |
| 50 | Mercer County | 34 |
| 51 | Edgar County | 31 |
| 52 | Saline County | 29 |
| 53 | Perry County | 28 |
| 54 | Franklin County | 27 |
| 55 | Fayette County | 25 |
| 55 | Randolph County | 25 |
| 56 | Greene County | 24 |
| 56 | Logan County | 24 |
| 57 | Fulton County | 21 |
| 58 | Warren County | 17 |
| 58 | White County | 17 |
| 59 | Marshall County | 16 |
| 59 | Richland County | 16 |
| 60 | De Witt County | 14 |
| 61 | Cumberland County | 12 |
| 61 | Jersey County | 12 |
| 62 | Livingston County | 11 |
| 62 | Putnam County | 11 |
| 63 | Wayne County | 9 |
| 64 | Crawford County | 8 |
| 64 | Douglas County | 8 |
| 64 | Pope County | 8 |
| 65 | Hancock County | 7 |
| 65 | Johnson County | 7 |
| 66 | Macoupin County | 6 |
| 66 | Menard County | 6 |
| 67 | Clay County | 5 |
| 67 | Gallatin County | 5 |
| 68 | Jefferson County | 3 |
| 68 | Lawrence County | 3 |
| 68 | Shelby County | 3 |
| 69 | Edwards County | 2 |
| 69 | Henderson County | 2 |
| 69 | Moultrie County | 2 |
| 69 | Scott County | 2 |
| 69 | Washington County | 2 |
| 70 | Calhoun County | 1 |