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Datacenter Sites in Big Horn County, Wyoming

Big Horn County has 127 scored datacenter candidate sites averaging 51.4/100 DC Readiness, with a catalogued aggregate of 1,750 MW. FEMA rates local natural-hazard risk as "Very Low". The county has a datacenter tax incentive on record.

At a glance

Big Horn County, Wyoming has 127 scored datacenter candidate sites averaging 51.4/100 DC Readiness, roughly in line with the Wyoming average of 52.2. It ranks 2nd of 23 Wyoming counties by number of sites and 14th by average score. The top-scoring site is EC Coal Big Horn County · 387ddac3 at 59.8/100.

127
Candidate sites
51.4/100
Avg DC Readiness
1,750 MW
Catalogued capacity
theoretical aggregate
Very Low
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Big Horn County

Site-selection context for Big Horn County

Yesno_income_tax
Datacenter tax incentive
11.86¢/kWh
Commercial electricity
7.63¢/kWh
Industrial electricity
3
Fiber providers
Medium-High
Water stress
$2,313
Land price / acre
300
Cooling degree days
7,600
Heating degree days
41°F
Mean annual temp

Incentive detail: No state corporate or personal income tax; low property taxes.

How does Big Horn County compare with other counties in Wyoming?

By number of scored sites, Big Horn County ranks 2nd of the 23 Wyoming counties with a county page, holding 7.7% of the state's 1,639 sites. Its average DC Readiness of 51.4/100 ranks 14th in the state and is roughly in line with the national average of 53.0. Nationally it has the 230th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 6 score 55 or higher.

What types of datacenter sites are in Big Horn County?

Federal Excess sites are the most common (86, 68% of the county's inventory), followed by substation-adjacent (25) and former mine (12). 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 Big Horn County?

Industrial electricity averages 7.63¢/kWh and commercial 11.86¢/kWh. FEMA's National Risk Index rates the county "Very Low" (10). WRI water stress is medium-high. 3 fiber providers report service in the county. The climate runs 300 cooling degree days a year with a mean temperature of 41°F. Land is valued around $2,313 an acre.

By site type

Top datacenter sites in Big Horn County

Top datacenter sites in Big Horn County
SiteTypeVoltageCapacityQueue waitScore
EC Coal Big Horn CountyGreenfield——4.3 yrs59.8
EC Coal Big Horn CountyGreenfield——4.3 yrs59.2
GARLANDSubstation-Adjacent230 kV300 MW3.5 yrs59.1
UNKNOWN203003Substation-Adjacent230 kV300 MW3.5 yrs59.0
UNKNOWN208635Substation-Adjacent69 kV50 MW4.3 yrs55.0
EC Coal Big Horn CountyGreenfield——4.3 yrs55.0
TAP208632Substation-Adjacent69 kV50 MW4.3 yrs54.9
TAP208630Substation-Adjacent69 kV50 MW4.3 yrs54.8
TAP208637Substation-Adjacent69 kV50 MW4.3 yrs54.7
UNKNOWN203006Substation-Adjacent69 kV50 MW4.3 yrs54.7
UNKNOWN208650Substation-Adjacent69 kV50 MW4.3 yrs54.2
UNKNOWN208648Substation-Adjacent69 kV50 MW4.3 yrs54.2
TAP208649Substation-Adjacent69 kV50 MW4.3 yrs54.0
UNKNOWN203005Substation-Adjacent69 kV50 MW4.3 yrs53.9
TAP208612Substation-Adjacent69 kV50 MW3.5 yrs53.7
UNKNOWN208629Substation-Adjacent69 kV50 MW4.3 yrs53.7
UNKNOWN203075Substation-Adjacent69 kV50 MW3.5 yrs53.6
TAP208611Substation-Adjacent69 kV50 MW3.5 yrs53.6
UNKNOWN208907Substation-Adjacent69 kV50 MW3.5 yrs53.6
UNKNOWN203076Substation-Adjacent69 kV50 MW3.5 yrs53.5
TAP208639Substation-Adjacent69 kV50 MW3.5 yrs53.5
TAP208646Substation-Adjacent69 kV50 MW3.5 yrs53.0
TAP208613Substation-Adjacent69 kV50 MW3.5 yrs53.0
UNKNOWN208636Substation-Adjacent69 kV50 MW4.3 yrs52.9
TAP208640Substation-Adjacent69 kV50 MW3.5 yrs52.8

Every scored site in Big Horn County

All 127 sites, best first.

Big Horn County datacenter FAQ

How many datacenter sites are in Big Horn County?

127 scored datacenter candidate sites, averaging 51.4/100 DC Readiness. That is the 2nd-most of 23 Wyoming counties with five or more sites.

What is the highest-scoring datacenter site in Big Horn County?

EC Coal Big Horn County · 387ddac3 scores 59.8/100 DC Readiness, the highest of the 127 scored sites in Big Horn County (a greenfield site).

Does Big Horn County offer datacenter tax incentives?

No state corporate or personal income tax; low property taxes.

What is the natural-hazard risk in Big Horn County?

FEMA's National Risk Index rates Big Horn County as "Very Low" (score 10).

What are industrial electricity rates in Big Horn County?

Average industrial electricity is 7.63¢/kWh and commercial is 11.86¢/kWh in Big Horn County.

More in Wyoming

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 Big Horn County, Wyoming”, https://gridcensus.com/datacenter-sites/wyoming/big-horn-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 Big Horn County, Wyoming 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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