Ranking of Missouri Counties By Population with Icelander Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 389 people in Missouri with Icelander ancestry. Among all Missouri counties, Clay County had the highest population with Icelander ancestry (72), followed by Platte County (60), and St. Louis County (53).

The chart and table below shows the top 10 counties with high number of people with Icelander 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 Icelander Ancestry in 2021
Clay County
Platte County
St. Louis County
Jackson County
Webster County
Miller County
McDonald County
Greene County
Boone County
Cass County
Ranking of Missouri Counties By Population with Icelander Ancestry in 2021
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Rank County Population
1 Clay County 72
2 Platte County 60
3 St. Louis County 53
4 Jackson County 32
5 Webster County 22
6 Miller County 20
7 McDonald County 18
8 Greene County 17
9 Boone County 16
10 Cass County 15
11 St. Louis city 13
12 Buchanan County 12
12 Jefferson County 12
13 Adair County 9
14 St. Charles County 7
15 Audrain County 6
16 Gentry County 3
17 Livingston County 2