T5 Chicago IV (CHI IV)
T5 is building a 1200 MW data center in Lake County, Illinois (under construction). One source reports this facility in the Kapwork Grow tracker.
- Capacity
- 1200 MW
- Site
- 400 acres
Who's on this build
Named in the cited sources. No source reports who builds it.
- Other T5 builds
Operator
T5
Utility
ComEd
Timeline
Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.
- this year
Announced
- Today
Under construction
Last material change Sep 24, 2026.
- 3 mo ago
Construction start
- 3 mo ago
Event date: · First observed: Not reported
Reported updates without an event date
Reported for 2026.
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
- T5
- Stage
- Under construction
- Facility type
- AI data center
Scale
- Reported capacity
- 1200 MW
- Site area
- 400 acres
Reported dates
- Announced
- 2026
- Construction start reported
- 2026-06-08Reported date — see the source for the event evidenced.
Site
- City
- Grayslake
- County
- Lake
- State
- Illinois
- Location precision
- Site footprint confirmed
- Community response
- Local opposition reported
Power and cooling
- Utility
- ComEd
- Power source
- Grid power
- Cooling
- Closed loop
- AI workload
- Confirmed AI or machine-learning workload
Permits and public records
- Incentives reported
- Illinois Data Center Investment Program (Illinois) $15,625,000
Sources, method and limits
Show 8 sourcesHide
What each source reports
| Dataset | Reported name | Reported status | Reported MW |
|---|---|---|---|
| Compute Atlas | T5 Chicago IV (CHI IV) | Under construction | 1200 MW |
Sources and evidence
- CACompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Sep 12, 2026 · Record: t5-chicago-iv-grayslake-il
- CAData Center Dynamics (cited by Compute Atlas)As of: Jul 7, 2026
- CADaily Herald (cited by Compute Atlas)As of: Aug 3, 2026
- CAHoodline (cited by Compute Atlas)As of: Jul 18, 2026
- CAGovernment Technology (cited by Compute Atlas)As of: Sep 12, 2026
- CAVillage of Grayslake (cited by Compute Atlas)As of: Aug 3, 2026
- CA
- CAVillage of Grayslake, Illinois (cited by Compute Atlas)As of: Sep 12, 2026
- KWKapwork Grow tracker record, merged from the sources listed here (free account)As of: Sep 23, 2026 · Record: 10855114423655
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, “T5 Chicago IV (CHI IV)”, https://kapwork.com/grow/directory/datacenters/t5-chicago-iv-chi-iv-il-dc_09df673d3d67, 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.