SIGNALDATAAccountability. For the People. Preview
Data center project · Grant County, Washington

Microsoft Quincy data center campus

Operating · Microsoft's oldest Washington data center campus; its first Quincy data center opened about 20 years ago. Listed here as operating context.

← Washington data centers
Adams CountyAsotin CountyBenton CountyChelan CountyClallam CountyClark CountyColumbia CountyCowlitz CountyDouglas CountyFerry CountyFranklin CountyGarfield CountyGrant CountyGrays Harbor CountyIsland CountyJefferson CountyKing CountyKitsap CountyKittitas CountyKlickitat CountyLewis CountyLincoln CountyMason CountyOkanogan CountyPacific CountyPend Oreille CountyPierce CountySan Juan CountySkagit CountySkamania CountySnohomish CountySpokane CountyStevens CountyThurston CountyWahkiakum CountyWalla Walla CountyWhatcom CountyWhitman CountyYakima CountyMicrosoft Quincy data center campus · Operating
Status
Operating · as of May 2026
Location
Quincy · Grant County
Power
Not reported
No campus power figure in the sources reviewed.
Developer and team
Microsoft
End user
Microsoft
Utility
Grant County PUD
Evidence
News reports; primary records not yet obtained
Size class
Under 50 MW (outside main scope; kept for completeness)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.

Updates, newest first

  1. July 26, 2026 The Spokesman-Review, citing Microsoft's website, reported that Microsoft's Quincy facilities have roughly 400 people working at any one time and called Microsoft the largest data center company in Quincy. (The Spokesman-Review, July 26, 2026)
  2. May 29, 2026 GeekWire reported that Microsoft marked 20 years in Quincy and, citing the Seattle Times, that it has committed more than $2.6 million toward Grant PUD's planned transmission lines, a project estimated at $260 million. (GeekWire, May 29, 2026)

Conflicts and open questions

  • The number of Microsoft buildings in Quincy and any expansion now under way were not confirmed from an opened source.

Have records about this project? Send them to tips@signaldata.org.