Ranking of Missouri Counties By Population with Slovak Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 4.44K people in Missouri with Slovak ancestry. Among all Missouri counties, St. Louis County had the highest population with Slovak ancestry (1.65K), followed by Jackson County (783), and St. Charles County (312).

The chart and table below shows the top 10 counties with high number of people with Slovak ancestry.

You can see similar information for other states and for other ancestry groups in Missouri.

Data Source: US Census Bureau.
Ranking of Missouri Counties By Population with Slovak Ancestry in 2021
St. Louis County
Jackson County
St. Charles County
St. Louis city
Clay County
Jefferson County
Boone County
Christian County
Greene County
Stone County
Ranking of Missouri Counties By Population with Slovak Ancestry in 2021
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Rank County Population
1 St. Louis County 1649
2 Jackson County 783
3 St. Charles County 312
4 St. Louis city 254
5 Clay County 244
6 Jefferson County 190
7 Boone County 145
8 Christian County 129
9 Greene County 107
10 Stone County 70
11 Taney County 68
12 Platte County 61
13 Cape Girardeau County 40
14 Franklin County 35
15 Cole County 33
16 St. Francois County 32
17 Cass County 28
18 Pulaski County 27
19 Benton County 24
20 Adair County 22
21 Johnson County 19
22 Jasper County 17
22 Ste. Genevieve County 17
23 Livingston County 16
24 Pettis County 13
25 Lincoln County 11
26 Buchanan County 10
27 Marion County 8
27 Ozark County 8
27 Webster County 8
28 Gasconade County 7
28 Hickory County 7
28 Iron County 7
29 Chariton County 6
29 Macon County 6
29 Phelps County 6
30 Newton County 5
30 Polk County 5
31 Knox County 4
32 Montgomery County 3
33 Grundy County 2
33 Linn County 2
33 Miller County 2
34 Atchison County 1
34 Washington County 1