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Datacenter Sites in Sullivan County, Tennessee

Sullivan County has 36 scored datacenter candidate sites averaging 52.3/100 DC Readiness, with a catalogued aggregate of 2,350 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.

At a glance

Sullivan County, Tennessee has 36 scored datacenter candidate sites averaging 52.3/100 DC Readiness, roughly in line with the Tennessee average of 57.0. It ranks 14th of 87 Tennessee counties by number of sites and 86th by average score. The top-scoring site is SULLIVAN at 63.7/100.

36
Candidate sites
52.3/100
Avg DC Readiness
2,350 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
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≥ 7560–7540–60≤ 40
Top 25 in Sullivan County

Site-selection context for Sullivan County

Yessales_tax_exemption
Datacenter tax incentive
10.51¢/kWh
Commercial electricity
6.38¢/kWh
Industrial electricity
7
Fiber providers
Low
Water stress
$8,316
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.

How does Sullivan County compare with other counties in Tennessee?

By number of scored sites, Sullivan County ranks 14th of the 87 Tennessee counties with a county page, holding 1.6% of the state's 2,190 sites. Its average DC Readiness of 52.3/100 ranks 86th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1072nd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 11 score 55 or higher.

What types of datacenter sites are in Sullivan County?

Substation-Adjacent sites are the most common (16, 44% of the county's inventory), followed by industrial (7) and greenfield (5). 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 Sullivan County?

Industrial electricity averages 6.38¢/kWh and commercial 10.51¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (38). WRI water stress is low. 7 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 $8,316 an acre.

By site type

Top datacenter sites in Sullivan County

Top datacenter sites in Sullivan County
SiteTypeVoltageCapacityQueue waitScore
SULLIVANSubstation-Adjacent500 kV1,000 MW4.7 yrs63.7
TAP152245Substation-Adjacent161 kV100 MW3.9 yrs59.6
OZ SullivanGreenfield——4.7 yrs58.7
OZ SullivanGreenfield——4.7 yrs56.4
TAP152241Substation-Adjacent161 kV100 MW4.7 yrs55.7
BLUFF CITYSubstation-Adjacent161 kV100 MW4.7 yrs55.7
BOONE DAMSubstation-Adjacent161 kV100 MW4.7 yrs55.5
EDENS RIDGESubstation-Adjacent138 kV100 MW4.7 yrs55.4
INDIAN SPRINGSSubstation-Adjacent138 kV100 MW4.7 yrs55.1
OREBANKSubstation-Adjacent138 kV100 MW4.7 yrs55.0
TAP154454Substation-Adjacent138 kV100 MW4.7 yrs55.0
OZ SullivanGreenfield——4.7 yrs54.9
UNKNOWN155814Substation-Adjacent69 kV50 MW4.7 yrs52.9
TAP151040Substation-Adjacent69 kV50 MW4.7 yrs52.9
UNKNOWN170582Substation-Adjacent69 kV50 MW4.7 yrs52.8
UNKNOWN170604Substation-Adjacent69 kV50 MW4.7 yrs52.7
UNKNOWN170581Substation-Adjacent69 kV50 MW4.7 yrs52.6
UNKNOWN154464Substation-Adjacent69 kV50 MW4.7 yrs52.5
UNKNOWN170583Substation-Adjacent69 kV50 MW4.7 yrs52.4
Greenfield (SULLIVAN - TAP154449)Greenfield161 kV100 MW7.6 yrs51.9
Greenfield (NORTH JOHNSON - SULLIVAN)Greenfield161 kV100 MW4.7 yrs49.4
Riverview Apartments PropertyIndustrial——4.7 yrs49.1
Riverview ApartmentsIndustrial——4.7 yrs49.1
T.J. Wood ProductsIndustrial——4.7 yrs49.1
Mine SiteFormer Mine——4.7 yrs49.1

Every scored site in Sullivan County

All 36 sites, best first.

Sullivan County datacenter FAQ

How many datacenter sites are in Sullivan County?

36 scored datacenter candidate sites, averaging 52.3/100 DC Readiness. That is the 14th-most of 87 Tennessee counties with five or more sites.

What is the highest-scoring datacenter site in Sullivan County?

SULLIVAN scores 63.7/100 DC Readiness, the highest of the 36 scored sites in Sullivan County (a substation-adjacent site).

Does Sullivan 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 Sullivan County?

FEMA's National Risk Index rates Sullivan County as "Relatively High" (score 38).

What are industrial electricity rates in Sullivan County?

Average industrial electricity is 6.38¢/kWh and commercial is 10.51¢/kWh in Sullivan County.

More 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 Sullivan County, Tennessee”, https://gridcensus.com/datacenter-sites/tennessee/sullivan-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 Sullivan 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.

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