Ranking of South Dakota Counties By Population with Finnish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 4.35K people in South Dakota with Finnish ancestry. Among all South Dakota counties, Hamlin County had the highest population with Finnish ancestry (836), followed by Pennington County (595), and Minnehaha County (525).

The chart and table below shows the top 10 counties with high number of people with Finnish 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 Population with Finnish Ancestry in 2021
Hamlin County
Pennington County
Minnehaha County
Lawrence County
Codington County
Brown County
Clark County
Brookings County
Custer County
Hughes County
Ranking of South Dakota Counties By Population with Finnish Ancestry in 2021
0 of 0
Rank County Population
1 Hamlin County 836
2 Pennington County 595
3 Minnehaha County 525
4 Lawrence County 339
5 Codington County 331
6 Brown County 280
7 Clark County 254
8 Brookings County 165
9 Custer County 118
10 Hughes County 117
11 Yankton County 86
12 Lake County 82
13 Clay County 77
14 Meade County 74
15 Kingsbury County 69
16 Roberts County 51
17 Beadle County 36
18 Butte County 35
19 Grant County 27
20 Deuel County 24
21 Day County 23
22 Tripp County 20
23 Jackson County 19
23 Moody County 19
24 Faulk County 18
24 Walworth County 18
25 Union County 11
26 Bon Homme County 10
26 Charles Mix County 10
26 Harding County 10
26 Marshall County 10
27 Davison County 9
28 Edmunds County 7
29 Hutchinson County 6
29 Miner County 6
30 Brule County 5
30 Lincoln County 5
30 Perkins County 5
31 Haakon County 4
32 Campbell County 3
33 Corson County 2
33 Turner County 2
34 Spink County 1
34 Sully County 1