Ranking of Missouri Counties By Percentage of Population with Scotch Irish Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 63.96K people in Missouri with Scotch Irish ancestry (1.04% of Missouri population). Among all Missouri counties, Dallas County had the highest percentage of its population with Scotch Irish ancestry (3.12%), followed by Atchison County (2.47%), and Bollinger County (2.45%).
The chart and table below shows the top 10 counties with high percentage of its population having Scotch Irish ancestry.
You can see similar information for other states and for other ancestry groups in Missouri.
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Related Topics: Missouri ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Missouri Counties By Percentage of Population with Scotch Irish Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Dallas County | 3.12 |
| 2 | Atchison County | 2.47 |
| 3 | Bollinger County | 2.45 |
| 4 | Morgan County | 2.31 |
| 5 | Schuyler County | 2.27 |
| 6 | Worth County | 2.20 |
| 7 | Monroe County | 2.13 |
| 8 | Lawrence County | 2.10 |
| 9 | Hickory County | 2.09 |
| 10 | Lafayette County | 1.92 |
| 11 | Henry County | 1.91 |
| 12 | Ozark County | 1.89 |
| 13 | Oregon County | 1.87 |
| 14 | Barton County | 1.86 |
| 15 | Dunklin County | 1.83 |
| 16 | St. Clair County | 1.78 |
| 17 | Grundy County | 1.77 |
| 18 | Ray County | 1.73 |
| 19 | Stone County | 1.72 |
| 20 | Callaway County | 1.69 |
| 21 | Dade County | 1.68 |
| 22 | Johnson County | 1.65 |
| 23 | Dent County | 1.62 |
| 24 | Cedar County | 1.60 |
| 25 | Benton County | 1.55 |
| 26 | Jasper County | 1.51 |
| 27 | Cape Girardeau County | 1.46 |
| 28 | Greene County | 1.44 |
| 29 | Polk County | 1.42 |
| 29 | Wright County | 1.42 |
| 30 | Cass County | 1.40 |
| 30 | Ste. Genevieve County | 1.40 |
| 31 | Pulaski County | 1.39 |
| 32 | Iron County | 1.36 |
| 33 | Texas County | 1.31 |
| 33 | Wayne County | 1.31 |
| 34 | Newton County | 1.29 |
| 35 | Boone County | 1.28 |
| 35 | Clay County | 1.28 |
| 36 | Scott County | 1.26 |
| 37 | Cole County | 1.23 |
| 37 | Howell County | 1.23 |
| 38 | Christian County | 1.19 |
| 38 | Putnam County | 1.19 |
| 39 | Buchanan County | 1.17 |
| 40 | McDonald County | 1.16 |
| 41 | Phelps County | 1.12 |
| 42 | Knox County | 1.11 |
| 43 | Cooper County | 1.10 |
| 43 | Taney County | 1.10 |
| 44 | Platte County | 1.06 |
| 45 | Pettis County | 1.04 |
| 46 | Jackson County | 1.01 |
| 46 | St. Francois County | 1.01 |
| 47 | Butler County | 0.99 |
| 47 | Miller County | 0.99 |
| 47 | Washington County | 0.99 |
| 48 | Franklin County | 0.98 |
| 48 | Ralls County | 0.98 |
| 48 | Stoddard County | 0.98 |
| 49 | Adair County | 0.95 |
| 49 | Caldwell County | 0.95 |
| 49 | Crawford County | 0.95 |
| 50 | Jefferson County | 0.93 |
| 51 | Holt County | 0.91 |
| 52 | Ripley County | 0.90 |
| 53 | Bates County | 0.89 |
| 53 | Clinton County | 0.89 |
| 54 | Reynolds County | 0.88 |
| 54 | Vernon County | 0.88 |
| 55 | Laclede County | 0.87 |
| 56 | Camden County | 0.84 |
| 56 | Daviess County | 0.84 |
| 56 | Gentry County | 0.84 |
| 57 | Nodaway County | 0.83 |
| 58 | Gasconade County | 0.80 |
| 59 | Douglas County | 0.78 |
| 59 | Mississippi County | 0.78 |
| 60 | Barry County | 0.77 |
| 60 | St. Louis County | 0.77 |
| 61 | Montgomery County | 0.76 |
| 61 | St. Charles County | 0.76 |
| 62 | Randolph County | 0.72 |
| 62 | Webster County | 0.72 |
| 63 | Shelby County | 0.71 |
| 64 | DeKalb County | 0.70 |
| 65 | Audrain County | 0.69 |
| 65 | Howard County | 0.69 |
| 66 | Mercer County | 0.67 |
| 66 | Scotland County | 0.67 |
| 67 | Warren County | 0.65 |
| 68 | New Madrid County | 0.64 |
| 69 | Chariton County | 0.63 |
| 70 | Carter County | 0.62 |
| 70 | Moniteau County | 0.62 |
| 71 | Livingston County | 0.61 |
| 72 | Madison County | 0.60 |
| 72 | St. Louis city | 0.60 |
| 73 | Marion County | 0.59 |
| 74 | Carroll County | 0.57 |
| 75 | Andrew County | 0.56 |
| 76 | Lincoln County | 0.55 |
| 76 | Pike County | 0.55 |
| 77 | Shannon County | 0.53 |
| 78 | Saline County | 0.52 |
| 79 | Pemiscot County | 0.51 |
| 80 | Harrison County | 0.49 |
| 81 | Clark County | 0.45 |
| 82 | Lewis County | 0.44 |
| 82 | Osage County | 0.44 |
| 83 | Linn County | 0.41 |
| 84 | Maries County | 0.40 |
| 84 | Sullivan County | 0.40 |
| 85 | Perry County | 0.37 |
| 86 | Macon County | 0.34 |