Datacenter Sites in Custer County, South Dakota
Custer County has 29 scored datacenter candidate sites averaging 52.8/100 DC Readiness, with a catalogued aggregate of 3,900 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
29
Candidate sites
52.8/100
Avg DC Readiness
3,900 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
Site-selection context for Custer County
Yesno_income_tax
Datacenter tax incentive
13.93¢/kWh
Commercial electricity
15.68¢/kWh
Industrial electricity
4
Fiber providers
Low-Medium
Water stress
$1,832
Land price / acre
700
Cooling degree days
7,300
Heating degree days
45°F
Mean annual temp
Incentive detail: No state corporate income tax; no personal income tax; no personal property tax.
By site type
Top datacenter sites in Custer County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 69.5 |
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 68.1 |
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 67.8 |
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 66.1 |
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 65.8 |
| Greenfield (WAYSIDE - NEW UNDERWOOD) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 65.1 |
| Greenfield (WAYSIDE - NEW UNDERWOOD) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 64.7 |
| Greenfield (UNKNOWN202528 - SOUTH RAPID CI) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 64.2 |
| Greenfield (WAYSIDE - NEW UNDERWOOD) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 63.7 |
| Greenfield (UNKNOWN201481 - WEST HILL) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 62.3 |
| Greenfield (UNKNOWN201481 - WEST HILL) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 61.9 |
| Greenfield (WAYSIDE - NEW UNDERWOOD) | Greenfield | 230 kV | 300 MW | 1.0 yrs | 61.4 |
| Greenfield (UNKNOWN201481 - WEST HILL) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 61.0 |
| EC Coal Custer County | Greenfield | — | — | 1.0 yrs | 59.0 |
| Mine Site | Former Mine | — | — | — | 45.1 |
| Mine Site | Former Mine | — | — | — | 44.6 |
| Mine Site | Former Mine | — | — | — | 43.3 |
| Stender Bulk Property | Industrial | — | — | — | 43.2 |
| Mine Site | Former Mine | — | — | — | 43.2 |
| Mine Site | Former Mine | — | — | — | 43.2 |
| Fomer Custer Bulk Site | Industrial | — | — | — | 43.2 |
| Mine Site | Former Mine | — | — | — | 42.7 |
| Mine Site | Former Mine | — | — | — | 42.7 |
| Mine Site | Former Mine | — | — | — | 41.9 |
| Mine Site | Former Mine | — | — | — | 41.7 |
Custer County datacenter FAQ
- How many datacenter sites are in Custer County?
- 29 scored datacenter candidate sites, averaging 52.8/100 DC Readiness.
- Does Custer County offer datacenter tax incentives?
- No state corporate income tax; no personal income tax; no personal property tax.
- What is the natural-hazard risk in Custer County?
- FEMA's National Risk Index rates Custer County as "Relatively Low" (score 22).
- What are industrial electricity rates in Custer County?
- Average industrial electricity is 15.68¢/kWh and commercial is 13.93¢/kWh in Custer County.
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for Custer County, 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.