Datacenter Sites in South Dakota
South Dakota has 1,450 scored datacenter candidate sites averaging 55.1/100 DC Readiness. Greenfield parcels lead the inventory (749 sites). Most sites interconnect through SPP. The state's candidate sites carry a catalogued aggregate of 211.0k MW and average a 1.1 yrs interconnection-queue wait.
1,450
Candidate sites
55.1/100
Avg DC Readiness
211.0k MW
Catalogued capacity
theoretical aggregate
1.1 yrs
Avg queue wait
By site type
Average sub-score profile
How South Dakota's candidate sites score on each DC Readiness dimension (0–100 average).
Power availability
39.9
Speed-to-power
49.9
Fiber
53.5
Water
67.4
Hazard resilience
66.7
Top 25 datacenter sites in South Dakota
Ranked by DC Readiness.
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| SIOUX FALLS | Substation-Adjacent | Minnehaha County | 230 kV | 300 MW | 1.0 yrs | 76.3 |
| LANGE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 1.0 yrs | 75.8 |
| ELLENDALE 345 KV | Substation-Adjacent | Brown County | 345 kV | 600 MW | 1.4 yrs | 75.0 |
| UNKNOWN133741 | Substation-Adjacent | McPherson County | 230 kV | 300 MW | 1.4 yrs | 74.8 |
| VIRGIL FODNESS | Substation-Adjacent | Lincoln County | 230 kV | 300 MW | 1.0 yrs | 74.3 |
| GLENHAM | Substation-Adjacent | Walworth County | 230 kV | 300 MW | 1.4 yrs | 73.7 |
| UNKNOWN131144 | Substation-Adjacent | Roberts County | 230 kV | 300 MW | 1.4 yrs | 73.6 |
| UNKNOWN158869 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 73.1 |
| UNKNOWN131291 | Substation-Adjacent | Lincoln County | 115 kV | 100 MW | 1.0 yrs | 72.8 |
| UTICA JUNCTION | Substation-Adjacent | Yankton County | 230 kV | 300 MW | 1.0 yrs | 72.8 |
| UNKNOWN131330 | Substation-Adjacent | Clay County | 230 kV | 300 MW | 1.0 yrs | 72.2 |
| WHITE | Substation-Adjacent | Brookings County | 345 kV | 600 MW | 1.0 yrs | 72.0 |
| RAPID CITY DC TIE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 1.0 yrs | 71.9 |
| UNKNOWN175873 | Substation-Adjacent | Yankton County | 230 kV | 300 MW | 1.0 yrs | 71.9 |
| UNKNOWN131288 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 71.8 |
| UNKNOWN144208 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 71.6 |
| UNKNOWN131292 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 71.5 |
| BIG STONE SOUTH | Substation-Adjacent | Grant County | 345 kV | 600 MW | 1.0 yrs | 71.5 |
| UNKNOWN175847 | Substation-Adjacent | Brookings County | 345 kV | 600 MW | 1.0 yrs | 71.4 |
| Greenfield (GROTON - LELAND OLDS) | Greenfield | McPherson County | 345 kV | 600 MW | 1.4 yrs | 71.2 |
| SPLIT ROCK | Substation-Adjacent | Minnehaha County | 345 kV | 600 MW | 1.0 yrs | 71.2 |
| Greenfield (GROTON - LELAND OLDS) | Greenfield | McPherson County | 345 kV | 600 MW | 1.4 yrs | 71.2 |
| VT HANLON | Substation-Adjacent | Hanson County | 230 kV | 300 MW | 1.0 yrs | 71.0 |
| TAP138041 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 70.9 |
| UNKNOWN131308 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 1.0 yrs | 70.9 |
Counties in South Dakota
60 counties with five or more scored sites.
Day County106 · 49.9Minnehaha County99 · 56.8Pennington County65 · 60.2Charles Mix County55 · 49.8Beadle County52 · 56.9Todd County47 · 45.6Brown County43 · 62.1Yankton County40 · 57.7Buffalo County38 · 55.5Moody County36 · 48.4Codington County31 · 55.3Grant County31 · 56.8Spink31 · 55.7Brookings County30 · 60.2Custer County29 · 52.8Hyde County29 · 58.3Roberts County29 · 51.1Lawrence County28 · 54.1Meade County28 · 53.6Deuel County27 · 61.7Lyman County27 · 41.0Stanley County25 · 55.6Davison County23 · 49.1Dewey County22 · 38.6Hughes County21 · 54.0Lincoln County20 · 63.6Haakon County19 · 60.8Campbell County18 · 64.4Clark County18 · 61.8McCook County18 · 55.9Bon Homme County17 · 59.7Union County17 · 59.8Ziebach County17 · 48.4Brule County16 · 54.7Butte County16 · 51.4Kingsbury16 · 55.8Oglala Lakota County16 · 44.7Walworth County16 · 63.6Fall River County15 · 59.1Clay County14 · 64.4Corson County13 · 51.5Potter County13 · 55.6Sanborn County13 · 61.4Hanson County12 · 62.9Tripp County12 · 53.5Gregory County11 · 59.5Marshall County11 · 55.0Turner County11 · 51.9Hand County10 · 63.5Bennett County9 · 54.3Hamlin County9 · 62.0Jackson County9 · 56.7Lake County9 · 41.4Perkins County9 · 60.4Hutchinson County8 · 57.1McPherson County8 · 62.9Jerauld County7 · 58.8Faulk County6 · 65.8Sully County6 · 62.1Douglas County5 · 57.0
South Dakota datacenter site selection FAQ
- How many datacenter sites are in South Dakota?
- GridCensus catalogs 1,450 scored datacenter candidate sites in South Dakota, with an average DC Readiness score of 55.1/100.
- What is the average interconnection-queue wait in South Dakota?
- Candidate sites in South Dakota average a 1.1 yrs interconnection-queue wait, with an average queue depth of 17 projects.
- What kind of datacenter sites are most common in South Dakota?
- Greenfield sites are the most common category in South Dakota (749 sites), and most sites fall within the SPP grid region.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for South Dakota. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.