Population in South Dakota by County

Total population.

U.S. Census Bureau · ACS 5-year 2020-2024 · Updated November 2026

South Dakota

907,428

Counties

66

Highest

Minnehaha

203,289

Lowest

Jones

1,004

All South Dakota counties, ranked

# Counties Population
1 Minnehaha 203,289
2 Pennington 113,512
3 Lincoln 70,638
4 Brown 37,877
5 Brookings 35,353
6 Meade 30,546
7 Codington 28,767
8 Lawrence 27,233
9 Yankton 23,414
10 Davison 19,952
11 Beadle 19,309
12 Hughes 17,664
13 Union 17,081
14 Clay 15,219
15 Oglala Lakota 13,491
16 Lake 10,972
17 Butte 10,676
18 Roberts 10,221
19 Charles Mix 9,281
20 Todd 9,244
21 Custer 8,892
22 Turner 8,882
23 Grant 7,563
24 Hutchinson 7,404
25 Fall River 7,258
26 Bon Homme 7,044
27 Moody 6,397
28 Hamlin 6,373
29 Spink 6,219
30 McCook 5,751
31 Tripp 5,611
32 Day 5,437
33 Brule 5,283
34 Walworth 5,271
35 Kingsbury 5,244
36 Dewey 5,205
37 Marshall 4,344
38 Deuel 4,328
39 Edmunds 4,048
40 Gregory 4,016
41 Clark 3,917
42 Corson 3,806
43 Lyman 3,724
44 Hanson 3,472
45 Bennett 3,345
46 Hand 3,140
47 Stanley 3,015
48 Perkins 3,001
49 Douglas 2,828
50 Jackson 2,802
51 Aurora 2,642
52 Potter 2,388
53 Sanborn 2,384
54 Ziebach 2,377
55 Miner 2,300
56 McPherson 2,145
57 Faulk 2,126
58 Mellette 1,943
59 Buffalo 1,808
60 Jerauld 1,772
61 Haakon 1,722
62 Campbell 1,593
63 Sully 1,526
64 Hyde 1,191
65 Harding 1,148
66 Jones 1,004

About this dataset

Total population. Source: ACS 5-year 2020-2024 Data Profile, variable DP05_0001E. Values in people.

Source
U.S. Census Bureau
Citation
U.S. Census Bureau, American Community Survey 5-Year Estimates Data Profiles (2020-2024), DP05_0001E
Vintage
ACS 5-year 2020-2024
License
Public domain (U.S. Census Bureau)
Unit
people
Available at
State · County · ZIP code
Territory roll-up
Summed across each territory
Last loaded
November 2026

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Population by county in other states

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US Population nationwide