Datacenter Sites in Madison County, Illinois
Madison County has 129 scored datacenter candidate sites averaging 58.3/100 DC Readiness, with a catalogued aggregate of 7,949 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
129
Candidate sites
58.3/100
Avg DC Readiness
7,949 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Madison County
Yessales_tax_exemption
Datacenter tax incentive
9.46¢/kWh
Commercial electricity
4.60¢/kWh
Industrial electricity
13
Fiber providers
Low
Water stress
$6,940
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 Madison County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| STALLINGS | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 66.1 |
| ROXFORD | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 64.7 |
| EC Near Venice | Greenfield | — | — | 4.6 yrs | 64.0 |
| EC Near Venice | Greenfield | — | — | 4.6 yrs | 63.8 |
| EC Near Venice | Greenfield | — | — | 4.6 yrs | 63.8 |
| EC Near Stallings | Greenfield | — | — | 4.6 yrs | 63.7 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 63.6 |
| EC Coal Madison County | Greenfield | — | — | 4.6 yrs | 63.3 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 63.0 |
| EC Near Venice | Greenfield | — | — | 4.6 yrs | 63.0 |
| EC Near Stallings | Greenfield | — | — | 4.6 yrs | 62.8 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 62.4 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 62.3 |
| UNKNOWN122139 | Substation-Adjacent | 138 kV | 100 MW | 3.8 yrs | 61.5 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 61.5 |
| EC Near Wood River | Greenfield | — | — | 4.6 yrs | 60.6 |
| EC Near Highland | Greenfield | — | — | 4.6 yrs | 60.4 |
| EC Near Highland | Greenfield | — | — | 4.6 yrs | 60.0 |
| EC Near Stallings | Greenfield | — | — | 4.6 yrs | 60.0 |
| EC Near Highland | Greenfield | — | — | 4.6 yrs | 59.6 |
| UNKNOWN162214 | Substation-Adjacent | 138 kV | 100 MW | 3.8 yrs | 59.5 |
| EC Near Highland | Greenfield | — | — | 4.6 yrs | 59.2 |
| UNKNOWN162216 | Substation-Adjacent | 138 kV | 100 MW | 3.8 yrs | 59.2 |
| TAP162215 | Substation-Adjacent | 138 kV | 100 MW | 3.8 yrs | 59.2 |
| Highland | Brownfield | — | 4 MW | 4.6 yrs | 59.1 |
Madison County datacenter FAQ
- How many datacenter sites are in Madison County?
- 129 scored datacenter candidate sites, averaging 58.3/100 DC Readiness.
- Does Madison 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 Madison County?
- FEMA's National Risk Index rates Madison County as "Relatively High" (score 35).
- What are industrial electricity rates in Madison County?
- Average industrial electricity is 4.60¢/kWh and commercial is 9.46¢/kWh in Madison 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 Madison 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.