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Datacenter Sites in Marion County, West Virginia

Marion County has 89 scored datacenter candidate sites averaging 53.6/100 DC Readiness, with a catalogued aggregate of 1,800 MW. FEMA rates local natural-hazard risk as "Relatively Low".

At a glance

Marion County, West Virginia has 89 scored datacenter candidate sites averaging 53.6/100 DC Readiness, roughly in line with the West Virginia average of 50.0. It ranks 15th of 53 West Virginia counties by number of sites and 8th by average score. The top-scoring site is OZ Marion at 60.5/100.

89
Candidate sites
53.6/100
Avg DC Readiness
1,800 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Marion County

Site-selection context for Marion County

No
Datacenter tax incentive
10.92¢/kWh
Commercial electricity
7.71¢/kWh
Industrial electricity
5
Fiber providers
Low
Water stress
$3,858
Land price / acre
800
Cooling degree days
5,000
Heating degree days
52°F
Mean annual temp

How does Marion County compare with other counties in West Virginia?

By number of scored sites, Marion County ranks 15th of the 53 West Virginia counties with a county page, holding 2.4% of the state's 3,734 sites. Its average DC Readiness of 53.6/100 ranks 8th in the state and is roughly in line with the national average of 53.0. Nationally it has the 377th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 32 score 55 or higher.

What types of datacenter sites are in Marion County?

Former Mine sites are the most common (34, 38% of the county's inventory), followed by industrial (20) and substation-adjacent (18). 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 Marion County?

Industrial electricity averages 7.71¢/kWh and commercial 10.92¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is low. 5 fiber providers report service in the county. The climate runs 800 cooling degree days a year with a mean temperature of 52°F. Land is valued around $3,858 an acre.

By site type

Top datacenter sites in Marion County

Top datacenter sites in Marion County
SiteTypeVoltageCapacityQueue waitScore
OZ MarionGreenfield——3.0 yrs60.5
EC Coal Marion CountyGreenfield——3.0 yrs59.1
TAP151892Substation-Adjacent138 kV100 MW3.0 yrs58.8
TAP138751Substation-Adjacent138 kV100 MW3.0 yrs58.7
UNKNOWN129169Substation-Adjacent138 kV100 MW3.0 yrs58.6
UNKNOWN162354Substation-Adjacent138 kV100 MW3.0 yrs58.5
UNKNOWN108768Substation-Adjacent138 kV100 MW3.0 yrs58.3
UNKNOWN129079Substation-Adjacent138 kV100 MW3.0 yrs58.3
EC Coal Marion CountyGreenfield——3.0 yrs58.2
EC Near FirstEnergy RivesvilleGreenfield——3.0 yrs58.2
EC Coal Marion CountyGreenfield——3.0 yrs58.1
EC Coal Marion CountyGreenfield——3.0 yrs58.1
EC Coal Marion CountyGreenfield——3.0 yrs57.8
EC Coal Marion CountyGreenfield——3.0 yrs57.7
EC Coal Marion CountyGreenfield——3.0 yrs57.5
UNKNOWN108767Substation-Adjacent138 kV100 MW3.0 yrs57.3
UNKNOWN151896Substation-Adjacent138 kV100 MW3.0 yrs57.3
UNKNOWN147473Substation-Adjacent138 kV100 MW3.0 yrs57.3
EC Coal Marion CountyGreenfield——3.0 yrs57.2
UNKNOWN140080Substation-Adjacent138 kV100 MW3.0 yrs57.2
UNKNOWN108765Substation-Adjacent138 kV100 MW3.0 yrs57.0
EC Near FirstEnergy RivesvilleGreenfield——3.0 yrs56.9
TAP138744Substation-Adjacent138 kV100 MW3.0 yrs56.9
UNKNOWN108766Substation-Adjacent138 kV100 MW3.0 yrs56.8
EC Coal Marion CountyGreenfield——3.0 yrs56.6

Every scored site in Marion County

All 89 sites, best first.

Marion County datacenter FAQ

How many datacenter sites are in Marion County?

89 scored datacenter candidate sites, averaging 53.6/100 DC Readiness. That is the 15th-most of 53 West Virginia counties with five or more sites.

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

OZ Marion scores 60.5/100 DC Readiness, the highest of the 89 scored sites in Marion County (a greenfield site).

Does Marion County offer datacenter tax incentives?

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

What is the natural-hazard risk in Marion County?

FEMA's National Risk Index rates Marion County as "Relatively Low" (score 22).

What are industrial electricity rates in Marion County?

Average industrial electricity is 7.71¢/kWh and commercial is 10.92¢/kWh in Marion County.

More in West Virginia

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 Marion County, West Virginia”, https://gridcensus.com/datacenter-sites/west-virginia/marion-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 Marion County, West Virginia 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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