Datacenter Sites in Coffee County, Tennessee
Coffee County has 17 scored datacenter candidate sites averaging 57.1/100 DC Readiness, with a catalogued aggregate of 2,000 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
At a glance
Coffee County, Tennessee has 17 scored datacenter candidate sites averaging 57.1/100 DC Readiness, roughly in line with the Tennessee average of 57.0. It ranks 42nd of 87 Tennessee counties by number of sites and 44th by average score. The top-scoring site is FRANKLIN at 67.4/100.
Site-selection context for Coffee County
Incentive detail: Sales tax exemption on DC equipment for $250M+ investments; no state income tax on wages.
How does Coffee County compare with other counties in Tennessee?
By number of scored sites, Coffee County ranks 42nd of the 87 Tennessee counties with a county page, holding 0.8% of the state's 2,190 sites. Its average DC Readiness of 57.1/100 ranks 44th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1896th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 10 score 55 or higher.
What types of datacenter sites are in Coffee County?
Substation-Adjacent sites are the most common (10, 59% of the county's inventory), followed by shovel-ready (4) and former mine (2). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.
What are power cost, hazard, water and fiber conditions in Coffee County?
Industrial electricity averages 6.53¢/kWh and commercial 11.35¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (38). WRI water stress is low. 8 fiber providers report service in the county. The climate runs 1,600 cooling degree days a year with a mean temperature of 58°F. Land is valued around $5,382 an acre.
By site type
Top datacenter sites in Coffee County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| FRANKLIN | Substation-Adjacent | 500 kV | 1,000 MW | 3.9 yrs | 67.4 |
| HILLSBORO | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.6 |
| MANCHESTER | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.5 |
| TAP170349 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.5 |
| UNKNOWN170346 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.5 |
| TAP170350 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.4 |
| TAP153414 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.3 |
| RED HILL | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.2 |
| TAP152983 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.2 |
| UNKNOWN154819 | Substation-Adjacent | 161 kV | 100 MW | 3.9 yrs | 59.2 |
| Greenfield (WARTRACE - TAP170350) | Greenfield | 161 kV | 100 MW | 3.9 yrs | 53.1 |
| Coffee County Joint Industrial Park | Shovel-Ready | — | — | 3.9 yrs | 52.8 |
| Tullahoma Airport Business Park | Shovel-Ready | — | — | 3.9 yrs | 52.8 |
| Middle Tennessee I-24 Industrial Site | Shovel-Ready | — | — | 3.9 yrs | 52.7 |
| Mine Site | Former Mine | — | — | 3.9 yrs | 52.6 |
| Manchester Industrial Park | Shovel-Ready | — | — | 3.9 yrs | 52.5 |
| Mine Site | Former Mine | — | — | 3.9 yrs | 52.2 |
Every scored site in Coffee County
All 17 sites, best first.
- FRANKLIN · 67.4
- HILLSBORO · 59.6
- MANCHESTER · 59.5
- Substation-Adjacent site · 14ea0902 · 59.5
- Substation-Adjacent site · 9b37c131 · 59.5
- Substation-Adjacent site · 06f75706 · 59.4
- Substation-Adjacent site · 88cf4104 · 59.3
- RED HILL · 59.2
- Substation-Adjacent site · 78e9420c · 59.2
- Substation-Adjacent site · 65383eb8 · 59.2
- Greenfield (WARTRACE - TAP170350) · 53.1
- Coffee County Joint Industrial Park · 52.8
- Tullahoma Airport Business Park · 52.8
- Middle Tennessee I-24 Industrial Site · 52.7
- Mine Site · 57d6e681 · 52.6
- Manchester Industrial Park · 52.5
- Mine Site · 42c42221 · 52.2
Coffee County datacenter FAQ
How many datacenter sites are in Coffee County?
17 scored datacenter candidate sites, averaging 57.1/100 DC Readiness. That is the 42nd-most of 87 Tennessee counties with five or more sites.
What is the highest-scoring datacenter site in Coffee County?
FRANKLIN scores 67.4/100 DC Readiness, the highest of the 17 scored sites in Coffee County (a substation-adjacent site).
Does Coffee 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 Coffee County?
FEMA's National Risk Index rates Coffee County as "Relatively High" (score 38).
What are industrial electricity rates in Coffee County?
Average industrial electricity is 6.53¢/kWh and commercial is 11.35¢/kWh in Coffee County.
More in Tennessee
- All datacenter sites in Tennessee· 2,190 sites
- Operating datacenters in Tennessee
- Electric substations in Tennessee
- Campbell County· 137 sites · avg 52.5
- Knox County· 122 sites · avg 60.3
- Cumberland County· 87 sites · avg 53.9
- Anderson County· 81 sites · avg 57.0
- Davidson County· 79 sites · avg 62.2
- Shelby· 75 sites · avg 61.2
- Substation-Adjacent sites in Tennessee
- Shovel-Ready sites in Tennessee
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 12, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Coffee County, Tennessee”, https://gridcensus.com/datacenter-sites/tennessee/coffee-county (data as of November 12, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Coffee County, Tennessee is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.