Best Soil for Gardening in South Dakota

South Dakota has 67 USDA soil survey areas, and they vary considerably in how friendly the ground is for growing things. We ranked every survey area by the percentage of well-drained soil — the single most important soil property for most garden plants.

At the top, Meade County, South Dakota, Northern Part has 99% well-drained soils — conditions where most vegetables, herbs, and flowers can thrive with basic soil preparation. At the other end, Bennett County, South Dakota comes in at 61%, meaning more of the landscape has drainage challenges that may require raised beds, soil amendments, or careful site selection for a productive garden.

Remember that these are area-wide averages. Even in a low-ranking survey area, individual properties can have excellent garden soil. Look up your specific address for exact conditions.

#Survey AreaWell-Drained SoilsDominant DrainageDominant Soil Order
1 Meade County, South Dakota, Northern Part 99% Well drained Entisols
2 Stanley County, South Dakota 99% Well drained Mollisols
3 Haakon County, South Dakota 98% Well drained Mollisols
4 Meade County, South Dakota, Southern Part 98% Well drained Mollisols
5 Ziebach County, South Dakota 98% Well drained Mollisols
6 Jones County, South Dakota 97% Well drained Entisols
7 Dewey County, South Dakota 97% Well drained Mollisols
8 Jackson County Area, South Dakota, Northern Part 97% Well drained Mollisols
9 Lyman County, South Dakota 97% Well drained Mollisols
10 Lawrence County, South Dakota 96% Well drained Mollisols
11 Perkins County, South Dakota 96% Well drained Mollisols
12 Custer and Pennington Counties Area, Prairie Parts, South Dakota 96% Well drained Mollisols
13 Mellette County, South Dakota 96% Well drained Mollisols
14 Hughes County, South Dakota 95% Well drained Mollisols
15 Gregory County, South Dakota 94% Well drained Mollisols
16 Butte County, South Dakota 93% Well drained Entisols
17 Charles Mix County, South Dakota 93% Well drained Mollisols
18 Potter County, South Dakota 93% Well drained Mollisols
19 Sully County, South Dakota 93% Well drained Mollisols
20 Brule and Buffalo Counties, South Dakota 93% Well drained Mollisols
21 Hyde County, South Dakota 93% Well drained Mollisols
22 Harding County, South Dakota 92% Well drained Mollisols
23 Walworth County, South Dakota 92% Well drained Mollisols
24 Corson County, South Dakota 92% Well drained Mollisols
25 Hand County, South Dakota 90% Well drained Mollisols
26 Custer and Pennington Counties Area, Black Hills Parts, South Dakota 88% Well drained Mollisols
27 Tripp County, South Dakota 87% Well drained Mollisols
28 Fall River County, South Dakota 87% Well drained Mollisols
29 Oglala Lakota County Area, South Dakota 87% Well drained Mollisols
30 Jackson County Area, South Dakota, Southern Part 87% Well drained Mollisols
31 Douglas County, South Dakota 87% Well drained Mollisols
32 Davison County, South Dakota 85% Well drained Mollisols
33 Faulk County, South Dakota 85% Well drained Mollisols
34 Jerauld County, South Dakota 84% Well drained Mollisols
35 Edmunds County, South Dakota 83% Well drained Mollisols
36 Miner County, South Dakota 83% Well drained Mollisols
37 Moody County, South Dakota 82% Well drained Mollisols
38 Hanson and Hutchinson Counties, South Dakota 81% Well drained Mollisols
39 Spink County, South Dakota 81% Well drained Mollisols
40 Kingsbury County, South Dakota 81% Well drained Mollisols
41 Aurora County, South Dakota 80% Well drained Mollisols
42 Campbell County, South Dakota 80% Well drained Mollisols
43 Beadle County, South Dakota 80% Well drained Mollisols
44 McCook County, South Dakota 80% Well drained Mollisols
45 Brown County, South Dakota 79% Well drained Mollisols
46 Grant County, South Dakota 78% Well drained Mollisols
47 Minnehaha County, South Dakota 77% Well drained Mollisols
48 Lake County, South Dakota 76% Well drained Mollisols
49 Bon Homme County, South Dakota 75% Well drained Mollisols
50 Lincoln County, South Dakota 75% Well drained Mollisols
51 Clark County, South Dakota 74% Well drained Mollisols
52 Marshall County, South Dakota 74% Well drained Mollisols
53 Deuel County, South Dakota 74% Well drained Mollisols
54 McPherson County, South Dakota 73% Well drained Mollisols
55 Roberts County, South Dakota 73% Well drained Mollisols
56 Hamlin County, South Dakota 72% Well drained Mollisols
57 Turner County, South Dakota 71% Well drained Mollisols
58 Todd County, South Dakota 71% Well drained Mollisols
59 Clay County, South Dakota 70% Well drained Mollisols
60 Day County, South Dakota 70% Well drained Mollisols
61 Badlands National Park, South Dakota 68% Well drained Mollisols
62 Brookings County, South Dakota 68% Well drained Mollisols
63 Union County, South Dakota 67% Well drained Mollisols
64 Yankton County, South Dakota 67% Well drained Mollisols
65 Sanborn County, South Dakota 67% Well drained Mollisols
66 Codington County, South Dakota 66% Well drained Mollisols
67 Bennett County, South Dakota 61% Well drained Mollisols