Datacenter Sites in Marion County, Tennessee
Marion County has 44 scored datacenter candidate sites averaging 54.2/100 DC Readiness, with a catalogued aggregate of 2,900 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
44
Candidate sites
54.2/100
Avg DC Readiness
2,900 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Marion County
Yessales_tax_exemption
Datacenter tax incentive
10.34¢/kWh
Commercial electricity
6.55¢/kWh
Industrial electricity
6
Fiber providers
Low
Water stress
$5,249
Land price / acre
1,600
Cooling degree days
3,600
Heating degree days
58°F
Mean annual temp
Incentive detail: Sales tax exemption on DC equipment for $250M+ investments; no state income tax on wages.
By site type
Top datacenter sites in Marion County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Greenfield (SEQUOYAH - WIDOWS CREEK 500KV) | Greenfield | 500 kV | 1,000 MW | 3.7 yrs | 73.1 |
| JASPER | Substation-Adjacent | 161 kV | 100 MW | 3.7 yrs | 71.4 |
| TAP155375 | Substation-Adjacent | 161 kV | 100 MW | 3.7 yrs | 70.8 |
| NICKAJACK DAM | Substation-Adjacent | 161 kV | 100 MW | 3.7 yrs | 70.3 |
| Greenfield (SEQUOYAH - WIDOWS CREEK 500KV) | Greenfield | 500 kV | 1,000 MW | 3.7 yrs | 68.4 |
| TAP161981 | Substation-Adjacent | 161 kV | 100 MW | 3.7 yrs | 66.6 |
| Greenfield (JASPER - RACCOON MOUNTAIN) | Greenfield | 161 kV | 100 MW | 3.7 yrs | 65.6 |
| JASPER | Substation-Adjacent | 161 kV | 100 MW | 3.7 yrs | 65.3 |
| Greenfield (DECHERD - TAP152970) | Greenfield | 161 kV | 100 MW | 3.7 yrs | 64.2 |
| OZ Marion | Greenfield | — | — | 3.7 yrs | 62.4 |
| Greenfield (TAP152977 - TAP161981) | Greenfield | 161 kV | 100 MW | 3.7 yrs | 61.8 |
| EC Coal Marion County | Greenfield | — | — | 3.7 yrs | 61.8 |
| EC Coal Marion County | Greenfield | — | — | 3.7 yrs | 61.6 |
| EC Coal Marion County | Greenfield | — | — | 3.7 yrs | 61.2 |
| Greenfield (DECHERD - TAP152970) | Greenfield | 161 kV | 100 MW | 3.7 yrs | 58.1 |
| Mine Site | Former Mine | — | — | — | 50.9 |
| Mine Site | Former Mine | — | — | — | 50.6 |
| Mine Site | Former Mine | — | — | — | 50.4 |
| Old South Pittsburg Hospital | Industrial | — | — | — | 50.0 |
| Mine Site | Former Mine | — | — | — | 49.9 |
| Mine Site | Former Mine | — | — | — | 49.9 |
| Mine Site | Former Mine | — | — | — | 49.7 |
| Mine Site | Former Mine | — | — | — | 49.3 |
| Mine Site | Former Mine | — | — | — | 49.2 |
| Mine Site | Former Mine | — | — | — | 49.1 |
Marion County datacenter FAQ
- How many datacenter sites are in Marion County?
- 44 scored datacenter candidate sites, averaging 54.2/100 DC Readiness.
- Does Marion County offer datacenter tax incentives?
- Sales tax exemption on DC equipment for $250M+ investments; no state income tax on wages.
- What is the natural-hazard risk in Marion County?
- FEMA's National Risk Index rates Marion County as "Relatively High" (score 38).
- What are industrial electricity rates in Marion County?
- Average industrial electricity is 6.55¢/kWh and commercial is 10.34¢/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, Tennessee. 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.