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Datacenter Sites in Sebastian County, Arkansas

Sebastian County has 78 scored datacenter candidate sites averaging 53.4/100 DC Readiness, with a catalogued aggregate of 3,350 MW. FEMA rates local natural-hazard risk as "Relatively High".

At a glance

Sebastian County, Arkansas has 78 scored datacenter candidate sites averaging 53.4/100 DC Readiness, roughly in line with the Arkansas average of 53.6. It ranks 3rd of 74 Arkansas counties by number of sites and 37th by average score. The top-scoring site is FORT SMITH at 65.7/100.

78
Candidate sites
53.4/100
Avg DC Readiness
3,350 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
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≥ 7560–7540–60≤ 40
Top 25 in Sebastian County

Site-selection context for Sebastian County

No
Datacenter tax incentive
10.76¢/kWh
Commercial electricity
6.45¢/kWh
Industrial electricity
7
Fiber providers
Low
Water stress
$4,298
Land price / acre
1,900
Cooling degree days
3,400
Heating degree days
60°F
Mean annual temp

How does Sebastian County compare with other counties in Arkansas?

By number of scored sites, Sebastian County ranks 3rd of the 74 Arkansas counties with a county page, holding 4.7% of the state's 1,651 sites. Its average DC Readiness of 53.4/100 ranks 37th in the state and is roughly in line with the national average of 53.0. Nationally it has the 451st-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 23 score 55 or higher.

What types of datacenter sites are in Sebastian County?

Substation-Adjacent sites are the most common (34, 44% of the county's inventory), followed by former mine (17) and industrial (14). 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 Sebastian County?

Industrial electricity averages 6.45¢/kWh and commercial 10.76¢/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 1,900 cooling degree days a year with a mean temperature of 60°F. Land is valued around $4,298 an acre.

By site type

Top datacenter sites in Sebastian County

Top datacenter sites in Sebastian County
SiteTypeVoltageCapacityQueue waitScore
FORT SMITHSubstation-Adjacent500 kV1,000 MW4.3 yrs65.7
OZ SebastianGreenfield——4.3 yrs61.0
EC Coal Sebastian CountyGreenfield——4.3 yrs59.6
ARKOMASubstation-Adjacent161 kV100 MW4.3 yrs57.7
BARLINGSubstation-Adjacent161 kV100 MW4.3 yrs57.7
J STREETSubstation-Adjacent161 kV100 MW4.3 yrs57.7
COLONYSubstation-Adjacent161 kV100 MW4.3 yrs57.7
TAP149665Substation-Adjacent161 kV100 MW4.3 yrs57.7
UNKNOWN117276Substation-Adjacent161 kV100 MW4.3 yrs57.7
UNKNOWN117249Substation-Adjacent161 kV100 MW4.3 yrs57.7
BATTLEFIELDSubstation-Adjacent161 kV100 MW4.3 yrs57.7
TAP149663Substation-Adjacent161 kV100 MW4.3 yrs57.6
UNKNOWN107800Substation-Adjacent161 kV100 MW4.3 yrs57.6
MASSARDSubstation-Adjacent161 kV100 MW4.3 yrs57.5
UNKNOWN107803Substation-Adjacent161 kV100 MW4.3 yrs57.4
UNKNOWN107802Substation-Adjacent161 kV100 MW4.3 yrs57.4
OZ SebastianGreenfield——4.3 yrs57.1
EC Coal Sebastian CountyGreenfield——4.3 yrs56.9
EC Coal Sebastian CountyGreenfield——4.3 yrs56.2
UNKNOWN107810Substation-Adjacent161 kV100 MW4.3 yrs56.0
EC Coal Sebastian CountyGreenfield——4.3 yrs55.6
CAVANAUGHSubstation-Adjacent69 kV50 MW4.3 yrs55.0
STATE LINESubstation-Adjacent69 kV50 MW4.3 yrs55.0
TAP149669Substation-Adjacent69 kV50 MW4.3 yrs54.9
BELLE AVESubstation-Adjacent69 kV50 MW4.3 yrs54.9

Every scored site in Sebastian County

All 78 sites, best first.

Sebastian County datacenter FAQ

How many datacenter sites are in Sebastian County?

78 scored datacenter candidate sites, averaging 53.4/100 DC Readiness. That is the 3rd-most of 74 Arkansas counties with five or more sites.

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

FORT SMITH scores 65.7/100 DC Readiness, the highest of the 78 scored sites in Sebastian County (a substation-adjacent site).

Does Sebastian County offer datacenter tax incentives?

No datacenter-specific tax incentive is on record for Sebastian County in the GridCensus county dataset.

What is the natural-hazard risk in Sebastian County?

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

What are industrial electricity rates in Sebastian County?

Average industrial electricity is 6.45¢/kWh and commercial is 10.76¢/kWh in Sebastian County.

More in Arkansas

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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Datacenter candidate sites in Sebastian County, Arkansas”, https://gridcensus.com/datacenter-sites/arkansas/sebastian-county (data as of November 13, 2026).

Dataset updated . Screening estimates derived from public data sources.

Go deeper than the public screen

Every site and score for Sebastian County, Arkansas 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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