Greenfield Datacenter Sites in Illinois
Illinois has 1,365 greenfield datacenter candidate sites. Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
1,365
Greenfield sites
64.5/100
Avg score (top 25)
Illinois
State
Greenfield
Type
Top greenfield sites in Illinois
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| OZ St. Clair | Greenfield | St. Clair | — | — | 4.6 yrs | 65.5 |
| OZ Rock Island | Greenfield | Rock Island | — | — | 4.6 yrs | 65.5 |
| OZ Kane | Greenfield | Kane | — | — | 4.6 yrs | 65.3 |
| EC Near Crawford | Greenfield | Cook | — | — | 4.6 yrs | 65.2 |
| OZ Tazewell | Greenfield | Tazewell | — | — | 4.6 yrs | 65.2 |
| EC Near Fisk Street | Greenfield | Cook | — | — | 4.6 yrs | 65.1 |
| OZ Cook | Greenfield | Cook | — | — | 4.6 yrs | 64.9 |
| OZ Peoria | Greenfield | Peoria | — | — | 4.6 yrs | 64.9 |
| EC Near Geneva Generation Facility | Greenfield | Kane | — | — | 4.6 yrs | 64.8 |
| EC Coal Cook County | Greenfield | Cook County | — | — | 4.6 yrs | 64.6 |
| EC Near Fisk Street | Greenfield | Cook | — | — | 4.6 yrs | 64.6 |
| EC Near Crawford | Greenfield | Cook | — | — | 4.6 yrs | 64.5 |
| EC Near Lombard | Greenfield | DuPage | — | — | 4.6 yrs | 64.4 |
| OZ Kane | Greenfield | Kane | — | — | 4.6 yrs | 64.3 |
| EC Coal Rock Island County | Greenfield | Rock Island County | — | — | 4.6 yrs | 64.3 |
| EC Near Greene Valley Gas Recovery | Greenfield | DuPage | — | — | 4.6 yrs | 64.2 |
| OZ Cook | Greenfield | Cook | — | — | 4.6 yrs | 64.2 |
| EC Near Lake Gas Recovery | Greenfield | Cook | — | — | 4.6 yrs | 64.1 |
| OZ Kane | Greenfield | Kane | — | — | 4.6 yrs | 64.1 |
| OZ DeKalb | Greenfield | DeKalb | — | — | 4.6 yrs | 64.0 |
| EC Near Geneva Generation Facility | Greenfield | Kane | — | — | 4.6 yrs | 64.0 |
| EC Near Bloom | Greenfield | Cook | — | — | 4.6 yrs | 64.0 |
| EC Near Venice | Greenfield | Madison | — | — | 4.6 yrs | 64.0 |
| EC Near Lombard | Greenfield | DuPage | — | — | 4.6 yrs | 64.0 |
| EC Near CID Gas Recovery | Greenfield | Cook | — | — | 4.6 yrs | 64.0 |
- How many greenfield datacenter sites are in Illinois?
- GridCensus catalogs 1,365 greenfield datacenter candidate sites in Illinois.
- What is a greenfield datacenter site?
- Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
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 Greenfield sites in 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.