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Data center buildApproved

Jefferson Proving Ground Data Center

Madison, Jefferson County, INUpdated

Undisclosed has approval for a data center in Jefferson County, Indiana (approved). One source reports this facility in the Kapwork Grow tracker.

Site
549 acres
Cite

Timeline

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

  1. this year

    Announced

  2. Today

    Approved

    Last material change Sep 24, 2026.

Reported updates without an event date

Record quality

Datasets
1
Location
Street address reported
Summary
From published records
Source as of
Last material change

Report an error in this record

Site and infrastructure

CA Compute AtlasKW Kapwork Grow tracker record

Status

Operator
UndisclosedOperator · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
Stage
ApprovedStage · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
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: 133194253875805

Scale

Site area
549 acresSite area · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 133194253875805

Reported dates

Announced
2026Announced · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in

Site

City
MadisonCity · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
County
JeffersonCounty · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
State
IndianaState · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
Location precision
Street address reportedLocation precision · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 133194253875805
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: 133194253875805

Power and cooling

AI workload
Likely AI or machine-learning workloadAI workload · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in

Sources, method and limits

Show 5 sourcesHide

What each source reports

What each source reports
DatasetReported nameReported statusReported MW
Compute AtlasJefferson Proving Ground Data CenterApprovedNot reported

Sources and evidence

  1. CA
    Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Aug 5, 2026 · Record: jefferson-proving-ground-data-center-jefferson-county-in
  2. CA
  3. CA
  4. CA
  5. CA
  6. 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). 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, “Jefferson Proving Ground Data Center”, https://kapwork.com/grow/directory/datacenters/jefferson-proving-ground-data-center-in-dc_7923b4303a5d, 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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