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Data center buildProposed

Swarm Systems Marshalltown Data Center

Swarm SystemsMarshalltown, Marshall County, IAUpdated

Swarm Systems has proposed a data center in Marshall County, Iowa (proposed). One source reports this facility in the Kapwork Grow tracker.

Investment
$345M
Site
21 acres
Reported jobs
50

Who's on this build

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

  • Operator

    Swarm Systems

Timeline

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

  1. Today

    Proposed

    Last material change Sep 24, 2026.

  2. 33 days ago

    Announced

  3. 33 days ago

    Reported as announced

    Event date: · First observed: Not reported

Record quality

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

Site and infrastructure

CA Compute AtlasKW Kapwork Grow tracker record

Status

Operator
Swarm SystemsOperator · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
Stage
ProposedStage · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
Facility type
EnterpriseFacility type · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 217558650012166

Scale

Reported investment
$345MReported investment · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 217558650012166
Site area
21 acresSite area · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 217558650012166
Reported jobs
50Reported jobs · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 217558650012166

Reported dates

Announced
2026-08-26Announced · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-iaReported date — see the source for the event evidenced.

Site

City
MarshalltownCity · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
County
MarshallCounty · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
State
IowaState · Compute AtlasCompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
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: 217558650012166
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: 217558650012166

Power and cooling

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: 217558650012166
Cooling
Closed loopCooling · Kapwork Grow tracker recordKapwork Grow tracker record, merged from the sources listed here (free account)As of Sep 23, 2026 · Record: 217558650012166

Sources, method and limits

Show 3 sourcesHide

What each source reports

What each source reports
DatasetReported nameReported statusReported MW
Compute AtlasSwarm Systems Marshalltown Data CenterProposedNot reported

Sources and evidence

  1. CA
    Compute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Sep 16, 2026 · Record: swarm-systems-marshalltown-ia
  2. CA
  3. CA
  4. 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, “Swarm Systems Marshalltown Data Center”, https://kapwork.com/grow/directory/datacenters/swarm-systems-marshalltown-data-center-ia-dc_c5de520d4206, 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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