This is a source-attributed discovery row. It can help you find a place and its citations; it is not a DataCenterData finding that the facility is distinct or currently operating.
Facility snapshot
- Operator as published
- HW Technology Park (Hillwood Investment Properties / PowerHouse Data Centers)
- Address and locality
- Joliet · Will County · Illinois
- Lifecycle status
- reported permitted
- Facility type
- data center
- Reported capacity
- Planned: 1,800 MW (source-reported; boundary not independently verified)
- Source freshness
- 3 August 2026
- Location precision
- exact
- Source confidence
- confirmed
- Stable directory ID
dcd-dir-000843
What the source record says
Coordinates approximate Jackson Township at Rowell and Bernhard Rds, south Joliet (~40 mi SW of Chicago), near Chicagoland Speedway. 24 two-story buildings planned. No confirmed hyperscale tenant as of permit date. Construction start targeted early 2027; first sub-campus by 2028. Construction jobs range reported as 7,000-10,000; permanent approximately 700.
Any MW value is reproduced as source-reported context. Its measurement boundary is not established consistently enough for comparison. Unknown is not zero.
Status history supplied by the source
- 2025-10 · reported proposed
Hillwood announced 795-acre data center campus planned on south Joliet farmland; Plan Commission recommendation scheduled October 16, 2025
- 2026-03 · reported permitted
Joliet City Council voted 8-1 to approve annexation and development plan on March 19, 2026
Sources and attribution
- Data center planned on 795 acres of farmland in south Joliet, Illinois · Data Center Dynamics
- City of Joliet approves plans for what could be the largest data center in Illinois · NBC Chicago
- Joliet City Council approves plans for Illinois' largest data center · CBS Chicago
- Joliet Approves Illinois' Largest Data Center, 795-Acre Project Moves Forward · Construction Owners
Adapted from Compute Atlas by Edward Kubiak, edition 1.33.0, under CC BY 4.0. Upstream ID joliet-technology-center-il. Filtered to data-center records in the 50 U.S. states; selected fields normalized for search and display; DataCenterData directory IDs added.
This does not mean the row is wrong. It means DataCenterData has not promoted it through the independent evidence workflow.