Datacenter Sites in Union County, Illinois
Union County has 5 scored datacenter candidate sites averaging 55.1/100 DC Readiness, with a catalogued aggregate of 200 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
5
Candidate sites
55.1/100
Avg DC Readiness
200 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Union County
Yessales_tax_exemption
Datacenter tax incentive
9.41¢/kWh
Commercial electricity
3.10¢/kWh
Industrial electricity
4
Fiber providers
Low
Water stress
$5,116
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.
By site type
Top datacenter sites in Union County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| TAP153686 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 66.0 |
| EC FFE Union County | Greenfield | — | — | 4.6 yrs | 61.6 |
| Greenfield (GRAND TOWER - TAP153686) | Greenfield | 138 kV | 100 MW | 4.6 yrs | 57.7 |
| EC Coal Union County | Greenfield | — | — | 4.6 yrs | 53.6 |
| Mine Site | Former Mine | — | — | — | 36.8 |
Union County datacenter FAQ
- How many datacenter sites are in Union County?
- 5 scored datacenter candidate sites, averaging 55.1/100 DC Readiness.
- Does Union 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 Union County?
- FEMA's National Risk Index rates Union County as "Relatively High" (score 35).
- What are industrial electricity rates in Union County?
- Average industrial electricity is 3.10¢/kWh and commercial is 9.41¢/kWh in Union County.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for Union County, Illinois. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.