Ranking of Illinois Counties By Population with French (except Basque) Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 200.73K people in Illinois with French (except Basque) ancestry. Among all Illinois counties, Cook County had the highest population with French (except Basque) ancestry (50.01K), followed by DuPage County (15.32K), and Lake County (11.33K).
The chart and table below shows the top 10 counties with high number of people with French (except Basque) 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 French (except Basque) Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Cook County | 50009 |
| 2 | DuPage County | 15323 |
| 3 | Lake County | 11325 |
| 4 | Kane County | 9942 |
| 5 | Will County | 9709 |
| 6 | St. Clair County | 7259 |
| 7 | Kankakee County | 6837 |
| 8 | Madison County | 6728 |
| 9 | McHenry County | 6014 |
| 10 | Sangamon County | 4259 |
| 11 | Winnebago County | 4219 |
| 12 | Tazewell County | 4177 |
| 13 | Champaign County | 4025 |
| 14 | Peoria County | 3245 |
| 15 | LaSalle County | 3012 |
| 16 | McLean County | 2822 |
| 17 | Rock Island County | 2694 |
| 18 | Kendall County | 2428 |
| 19 | DeKalb County | 2313 |
| 20 | Macon County | 2241 |
| 21 | Iroquois County | 2104 |
| 22 | Williamson County | 1844 |
| 23 | Adams County | 1404 |
| 24 | Randolph County | 1370 |
| 25 | Vermilion County | 1350 |
| 26 | Monroe County | 1296 |
| 27 | Grundy County | 1291 |
| 28 | Boone County | 1172 |
| 29 | Jackson County | 1137 |
| 30 | Clinton County | 1126 |
| 31 | Whiteside County | 1047 |
| 32 | Woodford County | 1003 |
| 33 | Ogle County | 998 |
| 34 | Stephenson County | 992 |
| 35 | Henry County | 967 |
| 36 | Franklin County | 918 |
| 37 | Coles County | 861 |
| 38 | Macoupin County | 792 |
| 39 | Bureau County | 790 |
| 40 | Lee County | 777 |
| 41 | Effingham County | 733 |
| 42 | Morgan County | 725 |
| 43 | Jefferson County | 707 |
| 44 | Christian County | 672 |
| 45 | Fayette County | 635 |
| 46 | Jo Daviess County | 610 |
| 47 | Fulton County | 606 |
| 48 | Knox County | 577 |
| 49 | Marion County | 576 |
| 50 | Shelby County | 545 |
| 51 | Bond County | 539 |
| 52 | Logan County | 504 |
| 53 | Livingston County | 480 |
| 54 | Saline County | 479 |
| 55 | Crawford County | 461 |
| 56 | Perry County | 455 |
| 57 | Montgomery County | 444 |
| 58 | Hancock County | 441 |
| 59 | Clark County | 396 |
| 60 | Ford County | 375 |
| 61 | McDonough County | 364 |
| 62 | Mason County | 351 |
| 63 | Menard County | 324 |
| 64 | Hamilton County | 323 |
| 65 | White County | 315 |
| 66 | Washington County | 313 |
| 67 | Union County | 307 |
| 68 | Lawrence County | 286 |
| 69 | Cumberland County | 279 |
| 70 | Piatt County | 276 |
| 71 | Warren County | 271 |
| 72 | Mercer County | 267 |
| 73 | Richland County | 265 |
| 74 | Marshall County | 261 |
| 75 | Wabash County | 248 |
| 76 | Douglas County | 235 |
| 77 | Schuyler County | 215 |
| 78 | Massac County | 209 |
| 79 | Jasper County | 197 |
| 80 | Edgar County | 194 |
| 81 | Moultrie County | 193 |
| 82 | Gallatin County | 190 |
| 83 | De Witt County | 188 |
| 84 | Carroll County | 182 |
| 85 | Jersey County | 172 |
| 86 | Putnam County | 171 |
| 87 | Greene County | 164 |
| 88 | Wayne County | 162 |
| 89 | Johnson County | 146 |
| 90 | Pike County | 126 |
| 91 | Cass County | 116 |
| 92 | Brown County | 99 |
| 93 | Clay County | 98 |
| 94 | Henderson County | 87 |
| 95 | Stark County | 79 |
| 96 | Pope County | 78 |
| 97 | Calhoun County | 65 |
| 98 | Edwards County | 62 |
| 99 | Pulaski County | 27 |
| 100 | Scott County | 17 |
| 101 | Alexander County | 16 |
| 102 | Hardin County | 12 |