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Datacenter Sites in Fayette County, Illinois

Fayette County has 24 scored datacenter candidate sites averaging 52.5/100 DC Readiness, with a catalogued aggregate of 871 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.

At a glance

Fayette County, Illinois has 24 scored datacenter candidate sites averaging 52.5/100 DC Readiness, roughly in line with the Illinois average of 53.6. It ranks 34th of 101 Illinois counties by number of sites and 83rd by average score. The top-scoring site is RAMSEY at 60.4/100.

24
Candidate sites
52.5/100
Avg DC Readiness
871 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 24 in Fayette County

Site-selection context for Fayette County

Yessales_tax_exemption
Datacenter tax incentive
10.66¢/kWh
Commercial electricity
6.61¢/kWh
Industrial electricity
4
Fiber providers
Low
Water stress
$6,973
Land price / acre
1,100
Cooling degree days
5,600
Heating degree days
52°F
Mean annual temp

Incentive detail: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.

How does Fayette County compare with other counties in Illinois?

By number of scored sites, Fayette County ranks 34th of the 101 Illinois counties with a county page, holding 0.7% of the state's 3,641 sites. Its average DC Readiness of 52.5/100 ranks 83rd in the state and is roughly in line with the national average of 53.0. Nationally it has the 1511th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 7 score 55 or higher.

What types of datacenter sites are in Fayette County?

Greenfield sites are the most common (15, 63% of the county's inventory), followed by industrial (5) and substation-adjacent (2). 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 Fayette County?

Industrial electricity averages 6.61¢/kWh and commercial 10.66¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (35). WRI water stress is low. 4 fiber providers report service in the county. The climate runs 1,100 cooling degree days a year with a mean temperature of 52°F. Land is valued around $6,973 an acre.

By site type

Top datacenter sites in Fayette County

Top datacenter sites in Fayette County
SiteTypeVoltageCapacityQueue waitScore
RAMSEYSubstation-Adjacent345 kV600 MW4.8 yrs60.4
OZ FayetteGreenfield——4.8 yrs57.0
EC Near Freedom Power ProjectGreenfield——4.8 yrs55.7
EC Coal Fayette CountyGreenfield——4.8 yrs55.5
EC Near Freedom Power ProjectGreenfield——4.8 yrs55.5
UNKNOWN121711Substation-Adjacent138 kV100 MW4.8 yrs55.5
EC Near Freedom Power ProjectGreenfield——4.8 yrs55.3
EC Near Freedom Power ProjectGreenfield——4.8 yrs54.6
EC Near Freedom Power ProjectGreenfield——4.8 yrs54.4
EC Near Freedom Power ProjectGreenfield——4.8 yrs54.0
EC Near Freedom Power ProjectGreenfield——4.8 yrs53.7
EC Near Freedom Power ProjectGreenfield——4.8 yrs53.6
Freedom Power ProjectBrownfield—71 MW4.8 yrs53.1
EC Near Freedom Power ProjectGreenfield——4.8 yrs49.8
Multi-Tenant Commercial PropertyIndustrial——4.8 yrs49.4
Former Craycroft MotorsIndustrial——4.8 yrs49.4
Former Filling/Auto Service StationIndustrial——4.8 yrs49.4
Francois PropertyIndustrial——4.8 yrs49.4
Greenfield (RAMSEY - TAP174885)Greenfield138 kV100 MW4.3 yrs49.4
Seed Warehouse FacilityIndustrial——4.8 yrs49.3
EC Near Freedom Power ProjectGreenfield——4.8 yrs49.2
EC Near Freedom Power ProjectGreenfield——4.8 yrs49.0
VANDALIA ILLINOISFederal Excess——4.8 yrs48.4
EC Near Freedom Power ProjectGreenfield——4.8 yrs47.9

Every scored site in Fayette County

All 24 sites, best first.

Fayette County datacenter FAQ

How many datacenter sites are in Fayette County?

24 scored datacenter candidate sites, averaging 52.5/100 DC Readiness. That is the 34th-most of 101 Illinois counties with five or more sites.

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

RAMSEY scores 60.4/100 DC Readiness, the highest of the 24 scored sites in Fayette County (a substation-adjacent site).

Does Fayette County offer datacenter tax incentives?

Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.

What is the natural-hazard risk in Fayette County?

FEMA's National Risk Index rates Fayette County as "Relatively High" (score 35).

What are industrial electricity rates in Fayette County?

Average industrial electricity is 6.61¢/kWh and commercial is 10.66¢/kWh in Fayette County.

More in Illinois

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 Fayette County, Illinois”, https://gridcensus.com/datacenter-sites/illinois/fayette-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 Fayette County, Illinois 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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