Richest & Poorest Counties in South Dakota

South Dakota has 66 counties. The wealthiest county by median household income is Lincoln County at $99,166 , while the lowest-income county is Jackson County at $35,417 . The statewide median household income is $75,081, compared to the national median of $75,149.

Geography

Counties Zip Codes

Metric

Richest Counties in South Dakota

Top 10 counties ranked by median household income.

# County Income
1 Lincoln County $99,166
2 Union County $89,636
3 Stanley County $87,712
4 Hamlin County $87,101
5 Douglas County $86,442
6 Custer County $84,112
7 McCook County $83,852
8 Deuel County $83,112
9 Edmunds County $81,630
10 Hughes County $81,395

Poorest Counties in South Dakota

Bottom 10 counties ranked by median household income.

# County Income
66 Jackson County $35,417
65 Oglala Lakota County $41,417
64 Todd County $42,075
63 Corson County $46,406
62 Buffalo County $47,045
61 Bennett County $53,750
60 Ziebach County $53,958
59 Mellette County $54,076
58 Dewey County $54,104
57 Clay County $56,850

All 66 Counties Ranked

Every county in South Dakota ranked by median household income. Click any county for its full profile.

# County Income
1 Lincoln County $99,166
2 Union County $89,636
3 Stanley County $87,712
4 Hamlin County $87,101
5 Douglas County $86,442
6 Custer County $84,112
7 McCook County $83,852
8 Deuel County $83,112
9 Edmunds County $81,630
10 Hughes County $81,395
11 Hanson County $81,071
12 Harding County $80,441
13 Sanborn County $78,750
14 Moody County $78,427
15 Marshall County $78,156
16 Minnehaha County $76,880
17 Lake County $76,808
18 Miner County $76,140
19 Turner County $75,771
20 Butte County $75,652
21 Grant County $75,028
22 Meade County $74,790
23 Hand County $74,635
24 Pennington County $74,517
25 Kingsbury County $74,000
26 Hutchinson County $73,977
27 Jerauld County $73,750
28 Brule County $73,720
29 Hyde County $73,472
30 Lawrence County $73,384
31 Aurora County $72,885
32 Yankton County $72,821
33 Codington County $72,727
34 Sully County $72,578
35 Potter County $72,045
36 Brown County $70,898
37 Clark County $70,726
38 Spink County $70,139
39 Brookings County $70,064
40 Campbell County $68,929
41 Fall River County $67,917
42 Beadle County $67,681
43 Lyman County $67,143
44 Perkins County $66,908
45 McPherson County $66,906
46 Davison County $66,208
47 Day County $66,033
48 Haakon County $65,625
49 Roberts County $65,130
50 Jones County $65,119
51 Walworth County $65,026
52 Bon Homme County $64,435
53 Charles Mix County $64,038
54 Gregory County $62,917
55 Tripp County $58,987
56 Faulk County $57,750
57 Clay County $56,850
58 Dewey County $54,104
59 Mellette County $54,076
60 Ziebach County $53,958
61 Bennett County $53,750
62 Buffalo County $47,045
63 Corson County $46,406
64 Todd County $42,075
65 Oglala Lakota County $41,417
66 Jackson County $35,417

About This Data

All figures are estimates from the American Community Survey 2024 5-Year Estimates, published by the U.S. Census Bureau. Values are subject to sampling variability and margin of error.

Rankings are within South Dakota only and may differ from national rankings. For more information, see our methodology.