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Milwaukee: 15 sites, 11 operators, 902 MW under construction

Milwaukee, United States has 15 data centres, 14 operational, spanning 2 sub-markets, 11 operators, 449 MW live (1% modelled), 902 MW under construction. Largest by total potential: Microsoft (1 site), then Vantage Data Centers.

Map of 13 data centres in Milwaukee

Every Milwaukee site DC Atlas tracks with a position on record, coloured by status.

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Live

449MW

1% modelled

Under construction

902MW

Planned

0MW

Total potential

2,455MW

Who supplies the power

93% of the data centres we track in the Milwaukee market have a named power supplier

  • We Energies13sites
  • Wisconsin Energy1site

Who is building in Milwaukee

The 10 largest operators here by total potential, of 11 tracked in this market.

OperatorSitesLiveTotal potential
Microsoft1400 MW1,480 MW
Vantage Data Centers1902 MW
Data Holdings219 MW19 MW
Aventus Data Centers11.5 MW15 MW
Lumen112 MW12 MW
Cogent30.9 MW11 MW
vaultas18.6 MW8.6 MW
TierPoint12.5 MW2.5 MW
1547 Critical Systems Realty22 MW2 MW
Expedient11.6 MW1.6 MW

Only 36% of the live facilities here carry a commissioning date across too few years, which is too thin to chart as a build history.

Recent activity

12 recorded developments in the Milwaukee market, the latest on 6 Aug 2026.

  • 6 Aug 2026On-site generation

    We Energies begins three renewable projects to power Vantage data center in Port Washington

    We Energies has begun work on three renewable energy projects designed to supply power to Vantage's data center facility in Port Washington, Wisconsin.

  • 31 Jul 2026Partnership$100B

    US DOE partners with Brookfield, NextEra on $100B Paducah data center campus

    The US Department of Energy has announced a partnership with Brookfield, NextEra Energy, Big Rivers Electric Power Corporation, Jackson Purchase Energy Cooperative, and Paducah Power System to develop the Paducah Site into a data center campus with energy infrastructure, backed by more than $100 billion in private investment.

  • 29 Jul 2026Announced$100B

    NextEra and Brookfield to build $100 billion data centre campus in Kentucky

    NextEra and Brookfield are building a $100 billion data centre campus in Kentucky.

  • 29 Jul 2026Announced

    Brookfield to develop gigawatt-scale data center campus at Kentucky nuclear enrichment plant

    Brookfield is developing a gigawatt-scale data center campus at a Department of Energy nuclear enrichment plant site in Kentucky.

  • 24 Jul 2026Moratorium

    Milwaukee Will Pursue Data Center Moratorium

    Milwaukee is moving forward with plans to implement a moratorium on new data center development. This policy decision represents a regulatory action targeting the data center industry at the municipal level. The moratorium will restrict or pause new facility construction and development permits in the city. This reflects growing municipal concerns about data center expansion, likely related to power consumption, land use, or infrastructure impacts.

  • 21 Jul 2026Litigation$7B

    Oracle sues Wisconsin over $7B collateral requirement for data centre campus

    Oracle is challenging a Wisconsin Public Service Commission ruling requiring it to post more than $7 billion in collateral for power infrastructure serving its 1GW, four-building data centre campus in Port Washington. The utility calculated collateral against net book value of dedicated power plants rather than unpaid bills, creating the country's most stringent requirement. The case signals a new pricing model for hyperscaler risk and reflects broader regulatory pushback against ratepayers subsidizing data centre growth.

  • 13 Jul 2026Land acquired$15B

    OpenAI-Oracle Data Center Project in Wisconsin

    Developers have acquired over 1,500 acres in Port Washington, Wisconsin, for Vantage Data Centers to build a campus for Oracle and OpenAI's Stargate expansion. The project, valued at over $15 billion, is expected to be completed by 2028 and create more than 1,000 jobs.

  • 1 Jul 2026Financing$25B

    Brookfield-Bloom $25B Financing Bundle Ties Capital to Power Delivery

    Brookfield and Bloom have structured a $25 billion financing package that bundles capital with guaranteed power delivery from day one, enabling hyperscalers to advance data-center projects without waiting for utility connections. This strategic shift in capital provision allows projects to maintain schedules while securing energy certainty upfront. The model addresses a critical pain point in data-center development by decoupling project funding from grid interconnection timelines.

All recent activity

Questions about Milwaukee

How many data centres are in Milwaukee?
Milwaukee, United States has 15 data centres, 14 operational, spanning 2 sub-markets, 11 operators, 449 MW live (1% modelled), 902 MW under construction. Largest by total potential: Microsoft (1 site), then Vantage Data Centers.
How much data centre capacity does Milwaukee have?
DC Atlas tracks 15 data centres in the Milwaukee data centre market. 449 MW is live, 902 MW is under construction, for 2,455 MW of total potential at full buildout.
Who are the largest data centre operators in Milwaukee?
11 operators run facilities in the Milwaukee data centre market. Microsoft is the largest by total potential, with 1 site and 1,480 MW.
Which utilities supply power to data centres in Milwaukee?
We Energies and Wisconsin Energy serve the most data centre sites in the Milwaukee data centre market. DC Atlas holds a named power supplier for 93% of the facilities it tracks here.

Every data centre we track in Milwaukee

14 of 15 with a published page