Ranking of Illinois Counties By Population with Scottish Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 143.05K people in Illinois with Scottish ancestry. Among all Illinois counties, Cook County had the highest population with Scottish ancestry (37.62K), followed by DuPage County (11.49K), and Lake County (8.83K).
The chart and table below shows the top 10 counties with high number of people with Scottish 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 Scottish Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Cook County | 37623 |
| 2 | DuPage County | 11490 |
| 3 | Lake County | 8833 |
| 4 | Kane County | 6427 |
| 5 | Will County | 6330 |
| 6 | McHenry County | 4864 |
| 7 | Winnebago County | 4055 |
| 8 | Madison County | 3780 |
| 9 | St. Clair County | 3773 |
| 10 | Sangamon County | 3644 |
| 11 | McLean County | 2981 |
| 12 | Peoria County | 2955 |
| 13 | Champaign County | 2950 |
| 14 | Tazewell County | 2739 |
| 15 | DeKalb County | 2049 |
| 16 | Kankakee County | 1823 |
| 17 | Macon County | 1724 |
| 18 | Rock Island County | 1618 |
| 19 | Kendall County | 1539 |
| 20 | LaSalle County | 1376 |
| 21 | Macoupin County | 1319 |
| 22 | Williamson County | 1244 |
| 23 | Jackson County | 1223 |
| 24 | Vermilion County | 1038 |
| 25 | Adams County | 943 |
| 26 | Whiteside County | 874 |
| 27 | Grundy County | 850 |
| 28 | Knox County | 830 |
| 29 | Boone County | 824 |
| 30 | Henry County | 797 |
| 31 | Franklin County | 714 |
| 32 | Coles County | 656 |
| 33 | Ogle County | 637 |
| 34 | Jefferson County | 578 |
| 35 | Christian County | 576 |
| 36 | Stephenson County | 565 |
| 37 | Bureau County | 547 |
| 38 | McDonough County | 545 |
| 39 | Monroe County | 542 |
| 40 | Fulton County | 537 |
| 41 | Woodford County | 525 |
| 42 | Marion County | 478 |
| 43 | Piatt County | 462 |
| 44 | Saline County | 445 |
| 45 | Montgomery County | 442 |
| 46 | Morgan County | 427 |
| 47 | Fayette County | 400 |
| 48 | Clinton County | 395 |
| 49 | Lee County | 389 |
| 50 | Iroquois County | 388 |
| 51 | Union County | 387 |
| 52 | Livingston County | 383 |
| 53 | Logan County | 382 |
| 54 | Jersey County | 366 |
| 54 | Randolph County | 366 |
| 55 | Pike County | 356 |
| 56 | Hamilton County | 351 |
| 57 | Perry County | 336 |
| 58 | Wayne County | 326 |
| 59 | Menard County | 318 |
| 60 | Crawford County | 315 |
| 61 | Shelby County | 311 |
| 62 | Douglas County | 304 |
| 63 | Hancock County | 295 |
| 64 | Greene County | 285 |
| 65 | Edgar County | 283 |
| 66 | Mercer County | 262 |
| 67 | White County | 239 |
| 68 | Carroll County | 231 |
| 69 | De Witt County | 229 |
| 70 | Effingham County | 219 |
| 71 | Mason County | 215 |
| 72 | Cumberland County | 205 |
| 73 | Richland County | 196 |
| 74 | Clay County | 182 |
| 74 | Wabash County | 182 |
| 75 | Warren County | 180 |
| 76 | Schuyler County | 173 |
| 77 | Johnson County | 171 |
| 78 | Bond County | 163 |
| 79 | Stark County | 162 |
| 80 | Jo Daviess County | 160 |
| 81 | Lawrence County | 158 |
| 82 | Clark County | 152 |
| 83 | Massac County | 143 |
| 84 | Ford County | 128 |
| 84 | Gallatin County | 128 |
| 85 | Moultrie County | 123 |
| 86 | Jasper County | 118 |
| 87 | Marshall County | 113 |
| 88 | Edwards County | 92 |
| 89 | Pulaski County | 88 |
| 90 | Cass County | 87 |
| 91 | Washington County | 81 |
| 92 | Scott County | 71 |
| 93 | Henderson County | 67 |
| 94 | Alexander County | 47 |
| 95 | Pope County | 43 |
| 96 | Hardin County | 36 |
| 97 | Putnam County | 33 |
| 98 | Brown County | 28 |
| 99 | Calhoun County | 16 |