Arizona AIMicrosoft El Mirage Campus
Operating data center in El Mirage. Operated by Microsoft.
This page gives an overview of the whole campus. Its buildings have their own records and are counted individually, so this record is not added into the statewide totals again.
- Land: 150.52 acres
- Online since: 2021
Working here
Per-facility headcount is not published here: no reliable public figures exist for these sites, and construction announcements are not permanent employment. Open Arizona roles at this operator, where there are any, are listed on the operator's company page.
Rest of Microsoft El Mirage campus
- Microsoft PHX-80
Microsoft · El Mirage · Operating · 57 MW · 245,000 sq ft - Microsoft PHX-81
Microsoft · El Mirage · Operating · 57 MW · 245,000 sq ft - Microsoft PHX-82
Microsoft · El Mirage · Operating · 57 MW · 245,000 sq ft - Microsoft PHX-83
Microsoft · El Mirage · Proposed · 57 MW · 245,540 sq ft
Other Microsoft facilities in Arizona
- Microsoft Goodyear Campus (PHX-10 to PHX-14)
Microsoft · Goodyear · Operating - Microsoft PHX-10
Microsoft · Goodyear · Operating · 57 MW · 244,666 sq ft - Microsoft PHX-11
Microsoft · Goodyear · Operating · 57 MW · 242,678 sq ft - Microsoft PHX-12
Microsoft · Goodyear · Operating · 57 MW · 250,000 sq ft - Microsoft PHX-13
Microsoft · Goodyear · Operating · 57 MW - Microsoft PHX-14
Microsoft · Goodyear · Operating · 57 MW - Microsoft PHX-15
Microsoft · Maricopa County (approximate) · Proposed · 57 MW - Microsoft PHX-16
Microsoft · Maricopa County (approximate) · Proposed · 57 MW - Microsoft PHX-70
Microsoft · Goodyear · Operating · 57 MW - Microsoft PHX-71
Microsoft · Goodyear · Operating · 57 MW - Microsoft PHX-72
Microsoft · Goodyear · Operating · 57 MW - Microsoft PHX-73
Microsoft · Goodyear · Proposed · 57 MW - Microsoft PHX-74
Microsoft · Goodyear · Proposed · 57 MW
News
Stories in Arizona AI's news feed that name this facility, newest first.
- Nov 25, 2024
Microsoft files to expand El Mirage data center campus in Arizona
Microsoft sought approval for PHX-83, a 245,500-square-foot fifth building at 12901 W Olive Avenue. The filing said PHX-80 was operating and PHX-81 and PHX-82 were under construction, powered from an APS substation on site. - Jun 5, 2024
Microsoft acquires nearly 300 acres for data center growth in El Mirage
Microsoft paid $258 million in cash for about 283 acres at Northern Parkway and Dysart Road from Dermody Properties, next to its existing 150-acre El Mirage campus. - Jun 15, 2021
Expanding cloud services: Microsoft launches its sustainable datacenter region in Arizona
Azure West US 3 went live from Goodyear and El Mirage with Banner Health, the State of Arizona and Teradata as early customers. Microsoft said it had invested $1.1 million in more than 70 local community initiatives. - Sep 21, 2020
Microsoft's newest sustainable datacenter region coming to Arizona in 2021
Microsoft named the Arizona region West US 3, said it would open in 2021 with Availability Zones, and described groundwater storage credits dedicated to Goodyear and El Mirage as part of a new water-positive pledge. - Jul 30, 2019
Building world-class sustainable datacenters and investing in solar power in Arizona
Microsoft formally announced data center campuses in El Mirage and Goodyear, a solar deal with First Solar's 150 MW Sun Streams 2 plant, more than 100 permanent and 1,000 construction jobs, and a $20 million annual economic impact.
How we know this
Compiled from public records and checked on 2026-10-07. Confidence in this record: high. Blank figures 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.
Status: Operating
- [1] Microsoft, Microsoft datacenters in Arizona (October 1, 2025):
Microsoft operates datacenters and is building new facilities in El Mirage and Goodyear, part of the greater Phoenix area.
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
is occupied by the first operational data center at the campus, PHX80.
- [3] Cleanview, Data Centers in Arizona - Project List & Locations (read October 7, 2026):
Map record 3532: Microsoft PHX-80 | status Operating
- [1] Microsoft, Microsoft datacenters in Arizona (October 1, 2025):
Land: 151 acres
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
will be located within the 150.52-acre site owned by the Microsoft Corporation
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
Online since: 2021
- [4] Data Center Dynamics, Microsoft files to expand El Mirage data center campus in Arizona (November 25, 2024):
The first building at the site launched in 2021.
- [5] KTAR News, Tech giant Microsoft flips switch to on at new West Valley data centers (June 15, 2021):
the tech giant announced Tuesday that its new data centers in El Mirage and Goodyear are up and running.
- [4] Data Center Dynamics, Microsoft files to expand El Mirage data center campus in Arizona (November 25, 2024):
Location: El Mirage
- [6] City of El Mirage, Site Plan Amendment PHX82 Project Narrative (El Mirage City Council packet, April 16, 2024) (April 16, 2024):
at the southeast corner of West Olive Avenue and North Dysart Road in the City of El Mirage, Arizona.
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
at the southeast corner of West Olive Avenue and North Dysart Road in the City of El Mirage, Arizona.
- [6] City of El Mirage, Site Plan Amendment PHX82 Project Narrative (El Mirage City Council packet, April 16, 2024) (April 16, 2024):
Microsoft's campus of about 150 acres at West Olive Avenue and North Dysart Road, El Mirage, running since 2021.
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
150.52-acre site owned by the Microsoft Corporation at the southeast corner of West Olive Avenue and North Dysart Road in the City of El Mirage
- [1] Microsoft, Microsoft datacenters in Arizona (October 1, 2025):
Microsoft operates datacenters and is building new facilities in El Mirage and Goodyear, part of the greater Phoenix area.
- [4] Data Center Dynamics, Microsoft files to expand El Mirage data center campus in Arizona (November 25, 2024):
The first building at the site launched in 2021.
- [5] KTAR News, Tech giant Microsoft flips switch to on at new West Valley data centers (June 15, 2021):
the tech giant announced Tuesday that its new data centers in El Mirage and Goodyear are up and running.
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
Buildings PHX-80 to PHX-82 and the planned PHX-83 have their own records.
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):
the first operational data center at the campus, PHX80. The second and third data centers on the campus (PHX81 and PHX82)
- [7] City of El Mirage, Staff Report SPA24-09-01 MS PHX83 (El Mirage City Council, December 3, 2024) (December 3, 2024):
The new PHX83 data center building will be approximately 245,540 square feet in total area
- [3] Cleanview, Data Centers in Arizona - Project List & Locations (read October 7, 2026):
Map record 3535: Microsoft PHX-83 | status Planned
- [2] City of El Mirage, Development Application SPA24-09-01 MS PHX83 (El Mirage City Council packet, December 3, 2024) (December 3, 2024):