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Datacenter Sites in Gallia County, Ohio

Gallia County has 29 scored datacenter candidate sites averaging 49.8/100 DC Readiness, with a catalogued aggregate of 700 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.

At a glance

Gallia County, Ohio has 29 scored datacenter candidate sites averaging 49.8/100 DC Readiness, roughly in line with the Ohio average of 53.2. It ranks 40th of 85 Ohio counties by number of sites and 76th by average score. The top-scoring site is EC Coal Gallia County · 11e19d9e at 56.5/100.

29
Candidate sites
49.8/100
Avg DC Readiness
700 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Gallia County

Site-selection context for Gallia County

Yessales_tax_exemption
Datacenter tax incentive
16.73¢/kWh
Commercial electricity
12.55¢/kWh
Industrial electricity
4
Fiber providers
Low
Water stress
$3,625
Land price / acre
900
Cooling degree days
5,400
Heating degree days
51°F
Mean annual temp

Incentive detail: DC sales tax exemption on equipment and electricity (2022 law); JobsOhio grants.

How does Gallia County compare with other counties in Ohio?

By number of scored sites, Gallia County ranks 40th of the 85 Ohio counties with a county page, holding 0.7% of the state's 3,933 sites. Its average DC Readiness of 49.8/100 ranks 76th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1305th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 3 score 55 or higher.

What types of datacenter sites are in Gallia County?

Former Mine sites are the most common (14, 48% of the county's inventory), followed by greenfield (7) and substation-adjacent (6). 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 Gallia County?

Industrial electricity averages 12.55¢/kWh and commercial 16.73¢/kWh. FEMA's National Risk Index rates the county "Relatively Moderate" (30). WRI water stress is low. 4 fiber providers report service in the county. The climate runs 900 cooling degree days a year with a mean temperature of 51°F. Land is valued around $3,625 an acre.

By site type

Top datacenter sites in Gallia County

Top datacenter sites in Gallia County
SiteTypeVoltageCapacityQueue waitScore
EC Coal Gallia CountyGreenfield——5.2 yrs56.5
EC Coal Gallia CountyGreenfield——5.2 yrs56.0
EC FFE Gallia CountyGreenfield——5.2 yrs55.3
UNKNOWN137218Substation-Adjacent138 kV100 MW5.2 yrs53.8
UNKNOWN171368Substation-Adjacent138 kV100 MW5.2 yrs53.5
TAP147888Substation-Adjacent138 kV100 MW5.2 yrs53.5
TAP137804Substation-Adjacent138 kV100 MW5.2 yrs53.3
OZ GalliaGreenfield——5.2 yrs53.1
UNKNOWN116523Substation-Adjacent138 kV100 MW5.2 yrs53.1
UNKNOWN116522Substation-Adjacent138 kV100 MW5.2 yrs53.0
EC Coal Gallia CountyGreenfield——5.2 yrs52.8
EC Coal Gallia CountyGreenfield——5.2 yrs52.3
Greenfield (UNKNOWN108810 - UNKNOWN116520)Greenfield138 kV100 MW3.0 yrs47.9
Mine SiteFormer Mine——5.2 yrs47.4
Mine SiteFormer Mine——5.2 yrs47.4
Mine SiteFormer Mine——5.2 yrs47.4
Mine SiteFormer Mine——5.2 yrs47.3
Mine SiteFormer Mine——5.2 yrs47.3
Mine SiteFormer Mine——5.2 yrs47.1
Mine SiteFormer Mine——5.2 yrs47.0
Mine SiteFormer Mine——5.2 yrs46.9
Mine SiteFormer Mine——5.2 yrs46.9
Mine SiteFormer Mine——5.2 yrs46.7
Mine SiteFormer Mine——5.2 yrs46.6
Mine SiteFormer Mine——5.2 yrs46.6

Every scored site in Gallia County

All 29 sites, best first.

Gallia County datacenter FAQ

How many datacenter sites are in Gallia County?

29 scored datacenter candidate sites, averaging 49.8/100 DC Readiness. That is the 40th-most of 85 Ohio counties with five or more sites.

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

EC Coal Gallia County · 11e19d9e scores 56.5/100 DC Readiness, the highest of the 29 scored sites in Gallia County (a greenfield site).

Does Gallia County offer datacenter tax incentives?

DC sales tax exemption on equipment and electricity (2022 law); JobsOhio grants.

What is the natural-hazard risk in Gallia County?

FEMA's National Risk Index rates Gallia County as "Relatively Moderate" (score 30).

What are industrial electricity rates in Gallia County?

Average industrial electricity is 12.55¢/kWh and commercial is 16.73¢/kWh in Gallia County.

More in Ohio

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 Gallia County, Ohio”, https://gridcensus.com/datacenter-sites/ohio/gallia-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 Gallia County, Ohio 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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