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Updated twice daily · Oct 15, 2026
All Arizona data centers
ProposedOwner-occupied

Microsoft PHX-83

Operated by Microsoft · El Mirage

This is a proposed or under-construction project. It is not operating capacity, and announced projects do sometimes change scope or fail to proceed.

Capacity
57 MW
Floor area
245,540 sq ft
Expected
2027

Capacity: Estimate from a data center listing site. Cleanview project map, read October 7, 2026. The listing does not say what the figure measures.

Rest of Microsoft El Mirage campus

Other Microsoft sites in Arizona

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How we know this

Compiled from public records and checked on 2026-10-07. Our confidence in this record is medium. Blank figures above mean the number is not publicly established, not that it is zero.

Each statement on this page is listed with the page it came from and the words that say it. Sources open in a new tab.

  1. Status: Proposed

    Note: One listing site says planned and another says under construction.

  2. Capacity: 57 MW

    Note: Only a listing site gives this figure.

  3. Floor area: 245,540 sq ft

  4. Expected: 2027

    Note: A listing site gives 2027 as the year planned.

  5. Location: El Mirage

  6. An El Mirage commission recommended approving the zoning application in November 2024 for a building of about 245,500 sq ft.

Operator site: https://datacenters.microsoft.com/

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