Ranking of Illinois Counties By Population with Pennsylvania German Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 3.97K people in Illinois with Pennsylvania German ancestry. Among all Illinois counties, Douglas County had the highest population with Pennsylvania German ancestry (611), followed by Cook County (279), and Moultrie County (238).
The chart and table below shows the top 10 counties with high number of people with Pennsylvania German 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 Pennsylvania German Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Douglas County | 611 |
| 2 | Cook County | 279 |
| 3 | Moultrie County | 238 |
| 4 | Macon County | 197 |
| 5 | Peoria County | 183 |
| 6 | Kane County | 170 |
| 7 | Winnebago County | 137 |
| 8 | Champaign County | 130 |
| 9 | Coles County | 128 |
| 10 | Stephenson County | 118 |
| 11 | Saline County | 104 |
| 12 | Will County | 93 |
| 13 | Sangamon County | 89 |
| 14 | Whiteside County | 87 |
| 15 | Jefferson County | 86 |
| 15 | Lake County | 86 |
| 16 | McHenry County | 84 |
| 17 | LaSalle County | 75 |
| 18 | DuPage County | 74 |
| 19 | Greene County | 70 |
| 20 | Madison County | 67 |
| 21 | Macoupin County | 57 |
| 22 | Knox County | 54 |
| 22 | Lee County | 54 |
| 23 | Crawford County | 52 |
| 24 | Williamson County | 42 |
| 25 | McLean County | 40 |
| 26 | Marshall County | 37 |
| 26 | Warren County | 37 |
| 27 | Wayne County | 32 |
| 28 | Henry County | 30 |
| 29 | Bureau County | 29 |
| 30 | Carroll County | 27 |
| 31 | Livingston County | 26 |
| 32 | Ogle County | 23 |
| 33 | Jo Daviess County | 21 |
| 34 | Rock Island County | 19 |
| 35 | Effingham County | 18 |
| 35 | Richland County | 18 |
| 36 | Vermilion County | 17 |
| 37 | Boone County | 16 |
| 37 | Perry County | 16 |
| 38 | Jackson County | 15 |
| 39 | De Witt County | 14 |
| 40 | Adams County | 13 |
| 40 | Henderson County | 13 |
| 40 | Schuyler County | 13 |
| 41 | Fulton County | 10 |
| 41 | Jersey County | 10 |
| 42 | DeKalb County | 9 |
| 43 | Iroquois County | 8 |
| 43 | McDonough County | 8 |
| 43 | Mason County | 8 |
| 43 | Shelby County | 8 |
| 44 | Edwards County | 7 |
| 44 | Franklin County | 7 |
| 44 | Mercer County | 7 |
| 44 | Piatt County | 7 |
| 44 | Union County | 7 |
| 45 | Tazewell County | 5 |
| 45 | Woodford County | 5 |
| 46 | Edgar County | 4 |
| 46 | Wabash County | 4 |
| 47 | Cass County | 3 |
| 47 | Clay County | 3 |
| 47 | Cumberland County | 3 |
| 48 | Christian County | 2 |
| 48 | Logan County | 2 |
| 48 | Montgomery County | 2 |
| 48 | Randolph County | 2 |
| 48 | Washington County | 2 |
| 49 | Hancock County | 1 |