Joliet Technology Center
HW Technology Park (Hillwood Investment Properties / PowerHouse Data Centers) has approval for a 1800 MW data center in Will County, Illinois (approved). One source reports this facility in the Kapwork Grow tracker.
- Capacity
- 1800 MW
- Investment
- $20B
- Site
- 795 acres
- Reported jobs
- 700
Who's on this build
Named in the cited sources. No source reports who builds it.
Operator
HW Technology Park (Hillwood Investment Properties / PowerHouse Data Centers)
Utility
ComEd
Timeline
Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.
- Today
Approved
Last material change Sep 24, 2026.
- 11 mo ago
Announced
Reported updates without an event date
Reported for 2025-10.
Event date: Not reported · First observed: Not reported
Record quality
- Datasets
- 1
- Location
- Site footprint confirmed
- Summary
- From published records
- Source as of
- Last material change
Site and infrastructure
CA Compute AtlasKW Kapwork Grow tracker record
Status
- Operator
- HW Technology Park (Hillwood Investment Properties / PowerHouse Data Centers)
- Stage
- Approved
- Facility type
- AI data center
Scale
- Reported capacity
- 1800 MW
- Reported investment
- $20B
- Site area
- 795 acres
- Reported jobs
- 700
Reported dates
- Announced
- 2025-10
Site
- City
- Joliet
- County
- Will
- State
- Illinois
- Location precision
- Site footprint confirmed
- Community response
- Local opposition reported
Power and cooling
- Utility
- ComEd
- Power source
- Grid power
- AI workload
- Likely AI or machine-learning workload
Sources, method and limits
Show 5 sourcesHide
What each source reports
| Dataset | Reported name | Reported status | Reported MW |
|---|---|---|---|
| Compute Atlas | Joliet Technology Center | Approved | 1800 MW |
Sources and evidence
- CACompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Aug 3, 2026 · Record: joliet-technology-center-il
- CAData Center Dynamics (cited by Compute Atlas)As of: Jul 6, 2026
- CANBC Chicago (cited by Compute Atlas)As of: Jul 6, 2026
- CACBS Chicago (cited by Compute Atlas)As of: Aug 3, 2026
- CAConstruction Owners (cited by Compute Atlas)As of: Aug 3, 2026
- KWKapwork Grow tracker record, merged from the sources listed here (free account)As of: Sep 23, 2026 · Record: 266839817275313
Limitations and interpretation
- This record is the Kapwork Grow tracker's merged view of a facility, from the tracker snapshot built 2026-09-23. Facts tagged KW are the tracker's resolved values; the per-source rows it was merged from are listed under Sources and on the tracker record.
- Sources on this record: Compute Atlas: Kubiak, E. (2026). Compute Atlas [Data set]. https://doi.org/10.5281/zenodo.22284476 (CC BY 4.0). Every source is licensed for commercial use with attribution.
- An announced or permitted build is not a contract, an open bid or a purchase order.
- Capacity figures are as reported by the cited sources and may describe planned rather than energised capacity.
Cite or correct this record
Kapwork Grow, “Joliet Technology Center”, https://kapwork.com/grow/directory/datacenters/joliet-technology-center-il-2-dc_f2b07c8547b1, materially updated Sep 24, 2026.
Report an error in this record and we will check it against the cited sources.
An announced or permitted build is not a contract, an open bid or a purchase order. Capacity and dates are as reported by the cited sources. “Not reported” means missing information, not zero. Completed and withdrawn records can remain available as historical records.
More builds
Kapwork Grow
Every data center build in the directory, in one place.
Search by company, place or trade.