Datacenter Sites in Marion County, South Carolina
Marion County has 25 scored datacenter candidate sites averaging 54.7/100 DC Readiness, with a catalogued aggregate of 3,500 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
25
Candidate sites
54.7/100
Avg DC Readiness
3,500 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Marion County
Yessales_tax_exemption
Datacenter tax incentive
12.51¢/kWh
Commercial electricity
8.20¢/kWh
Industrial electricity
2
Fiber providers
Low
Water stress
$2,868
Land price / acre
2,000
Cooling degree days
2,400
Heating degree days
63°F
Mean annual temp
Incentive detail: Sales tax exemption on DC equipment; fee-in-lieu of property tax for $50M+ investments.
By site type
Top datacenter sites in Marion County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN121331 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 68.0 |
| TAP167440 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 61.8 |
| UNKNOWN122503 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 61.4 |
| TAP146647 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 61.0 |
| OZ Marion | Greenfield | — | — | 3.7 yrs | 60.6 |
| TAP155690 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 60.6 |
| OZ Marion | Greenfield | — | — | 3.7 yrs | 60.3 |
| Greenfield (UNKNOWN121331 - TAP155691) | Greenfield | 230 kV | 300 MW | 4.3 yrs | 58.4 |
| Greenfield (UNKNOWN121206 - TAP155690) | Greenfield | 230 kV | 300 MW | 4.3 yrs | 58.4 |
| TAP146814 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.8 |
| UNKNOWN162115 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.6 |
| UNKNOWN121214 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.7 |
| TAP155691 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 54.3 |
| Greenfield (UNKNOWN121206 - TAP155690) | Greenfield | 230 kV | 300 MW | 4.3 yrs | 54.2 |
| Greenfield (UNKNOWN121769 - TAP147236) | Greenfield | 230 kV | 300 MW | 4.3 yrs | 54.0 |
| Greenfield (UNKNOWN121769 - TAP146811) | Greenfield | 115 kV | 100 MW | 4.3 yrs | 54.0 |
| Greenfield (UNKNOWN121206 - TAP155690) | Greenfield | 230 kV | 300 MW | 4.3 yrs | 52.9 |
| Greenfield (UNKNOWN121208 - TAP146646) | Greenfield | 115 kV | 100 MW | 4.3 yrs | 52.4 |
| UNKNOWN146817 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 50.7 |
| TAP146811 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 50.6 |
| Mine Site | Former Mine | — | — | — | 48.6 |
| Greenfield (UNKNOWN121769 - TAP146641) | Greenfield | 115 kV | 100 MW | 4.3 yrs | 47.0 |
| Mine Site | Former Mine | — | — | — | 45.3 |
| Mine Site | Former Mine | — | — | — | 44.6 |
| Mine Site | Former Mine | — | — | — | 42.8 |
Marion County datacenter FAQ
- How many datacenter sites are in Marion County?
- 25 scored datacenter candidate sites, averaging 54.7/100 DC Readiness.
- Does Marion County offer datacenter tax incentives?
- Sales tax exemption on DC equipment; fee-in-lieu of property tax for $50M+ investments.
- What is the natural-hazard risk in Marion County?
- FEMA's National Risk Index rates Marion County as "Relatively High" (score 40).
- What are industrial electricity rates in Marion County?
- Average industrial electricity is 8.20¢/kWh and commercial is 12.51¢/kWh in Marion 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 Marion County, South Carolina. 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.