Ranking of South Dakota Counties By Percentage of Population with Scandinavian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 9.14K people in South Dakota with Scandinavian ancestry (1.04% of South Dakota population). Among all South Dakota counties, Campbell County had the highest percentage of its population with Scandinavian ancestry (4.07%), followed by Harding County (3.90%), and Grant County (2.28%).

The chart and table below shows the top 10 counties with high percentage of its population having Scandinavian ancestry.

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

Data Source: US Census Bureau.
Ranking of South Dakota Counties By Percentage of Population with Scandinavian Ancestry in 2021
Campbell County
Harding County
Grant County
Lake County
Day County
Kingsbury County
Union County
Brown County
Edmunds County
Lincoln County
Ranking of South Dakota Counties By Percentage of Population with Scandinavian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Campbell County 4.07
2 Harding County 3.90
3 Grant County 2.28
4 Lake County 2.10
5 Day County 1.80
6 Kingsbury County 1.72
7 Union County 1.66
8 Brown County 1.65
9 Edmunds County 1.52
10 Lincoln County 1.49
11 Tripp County 1.43
12 Spink County 1.42
13 Meade County 1.37
14 Marshall County 1.30
15 Deuel County 1.28
16 Clark County 1.27
17 Custer County 1.26
18 Yankton County 1.21
19 Clay County 1.19
20 Minnehaha County 1.17
21 Brookings County 1.13
22 Hamlin County 1.11
23 Lawrence County 1.02
24 Hutchinson County 1.00
24 Pennington County 1.00
25 Codington County 0.85
26 Davison County 0.82
27 Turner County 0.79
28 Douglas County 0.67
29 Roberts County 0.66
30 Hughes County 0.65
31 Sully County 0.63
32 Hand County 0.62
33 Faulk County 0.60
34 Charles Mix County 0.58
35 McCook County 0.49
35 Moody County 0.49
36 Miner County 0.48
37 Beadle County 0.45
38 Brule County 0.38
39 Haakon County 0.32
40 Bon Homme County 0.31
41 Gregory County 0.28
42 Potter County 0.23
43 Oglala Lakota County 0.17
44 Mellette County 0.16
45 Butte County 0.13
45 Dewey County 0.13
46 Aurora County 0.11
46 Jerauld County 0.11
46 Lyman County 0.11
47 Corson County 0.10
47 Perkins County 0.10
48 Sanborn County 0.08
48 Ziebach County 0.08
49 Hanson County 0.06
50 Bennett County 0.03