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Data center buildApproved2 datasets report

Project Cardinal Data Center Campus

Pioneer Development LLCYorkville, Kendall County, ILUpdated

Pioneer Development LLC has approval for a 1800 MW data center in Kendall County, Illinois (approved). 3 sources report this facility in the Kapwork Grow tracker.

Capacity
1800 MW
Investment
$1
Building area
17M sq ft (17,000,000 sq ft)
Site
1,037 acres
Expected completion
2047

Who's on this build

Named in the cited sources. No source reports who builds it.

  • Operator

    Pioneer Development LLC

  • Utility

    ComEd

Schedule

Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.

  1. in 21 yr

    Expected completionPlanned

  2. in 10 mo

    Construction start

  3. Today

    Approved

    Last material change Sep 24, 2026.

  4. last year

    Announced

Reported updates without an event date

Record quality

Datasets
2, figures differ
Location
Site footprint confirmed
Summary
From published records
Source as of
Last material change

Site and infrastructure

CA Compute AtlasSC Server CountryPE Public Evidence ProjectKW Kapwork Grow tracker record

Status

Operator
Pioneer Development LLCOperator · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-ilOperator · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142
Stage
ApprovedStage · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-il
Facility type
AI data centerFacility type · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493

Scale

Reported capacity
1800 MWReported capacity · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-ilReported capacity · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142
Reported investment
$1Reported investment · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
Reported building area
17,000,000 sq ftReported building area · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
Site area
1,037 acresSite area · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493

Reported dates

Announced
2025Announced · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-il
Construction start reported
2027-07Construction start reported · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142
Expected completion
2047Expected completion · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142

Site

City
YorkvilleCity · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-ilCity · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142City · Public Evidence ProjectPublic Evidence Project: Permit from City of Yorkville, ILAs of Aug 6, 2026 · Record: source-project-cardinal-yorkville-il
County
KendallCounty · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-ilCounty · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142County · Public Evidence ProjectPublic Evidence Project: Permit from City of Yorkville, ILAs of Aug 6, 2026 · Record: source-project-cardinal-yorkville-il
State
IllinoisState · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-ilState · Server CountryServer Country project record (CC BY 4.0)As of Sep 24, 2026 · Record: 0142State · Public Evidence ProjectPublic Evidence Project: Permit from City of Yorkville, ILAs of Aug 6, 2026 · Record: source-project-cardinal-yorkville-il
Location precision
Site footprint confirmedLocation precision · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
Community response
Local opposition reportedCommunity response · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493

Power and cooling

Utility
ComEdUtility · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
Power source
Grid powerPower source · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
Cooling
Closed loopCooling · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 251642635780493
AI workload
Likely AI or machine-learning workloadAI workload · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 3, 2026 · Record: project-cardinal-yorkville-il

Permits and public records

Government records on file
1Government records on file · Public Evidence ProjectPublic Evidence Project: Permit from City of Yorkville, ILAs of Aug 6, 2026 · Record: source-project-cardinal-yorkville-il

Sources, method and limits

Show 9 sourcesHide

What each source reports

What each source reports
DatasetReported nameReported statusReported MW
Compute AtlasProject Cardinal Data Center CampusApproved1800 MW
Server CountryPioneer Development - Yorkville Project CardinalProposed1800 MW

Sources and evidence

  1. CA
    Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Aug 3, 2026 · Record: project-cardinal-yorkville-il
  2. CA
  3. CA
  4. CA
  5. CA
  6. CA
  7. CA
  8. SC
    Server Country project record (CC BY 4.0)As of: Sep 24, 2026 · Record: 0142
  9. PE
    Public Evidence Project: Permit from City of Yorkville, ILAs of: Aug 6, 2026 · Record: source-project-cardinal-yorkville-il
  10. KW

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) · Server Country, https://servercountry.org/data/ (CC BY 4.0) · Public Evidence Project, U.S. Data Center Public Records Dataset, https://publicevidence.org/data/national-data-center-public-records (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, “Project Cardinal Data Center Campus”, https://kapwork.com/grow/directory/datacenters/project-cardinal-data-center-campus-il-dc_e4de1dea818d, 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.

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