Microsoft FM 471 North Data Center Microsoft
Microsoft SAT 82 Data Center
Microsoft. Filed.
Microsoft has filed a permit for a single story, 244,675 square foot data center known as SAT 82 about 27 miles west of downtown San Antonio in Medina County near Castroville.
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- Status
- Filed
- Operator
- Microsoft
- Applicant on record
- Microsoft
- Location
- 18844 Farm-to-Market Road, Castroville, TX, Medina County, TX
- Size
- MW not reported, 244,675 sq ft
- Cooling
- Not reported
- Utility
- CPS Energy
- First reported
- 2026
- Last updated
- August 19, 2026
What happens next
Still to come: public hearings, a rezoning or permit vote, and a utility interconnection agreement.
Sources
- Microsoft plans $482m data center in San Antonio, Texas, Data Center Dynamics, 2026
- Texas Department of Licensing and Regulation project record, TDLR, 2026
Other tracked projects within 25 miles
Microsoft TRP3 (SAT46) Microsoft
Microsoft TRP2 Microsoft
CyrusOne SAT10 & SAT11 CyrusOne
CyrusOne San Antonio I CyrusOne
Common questions
Where is the Microsoft SAT 82 data center?
It is in Castroville, Medina County, TX.
Has the Microsoft SAT 82 data center been approved?
Not yet. An application has been filed and has not been decided.
How big is the Microsoft SAT 82 data center?
Reported size: 244,675 square feet.
Is it near you?
Corrections and tips: use the address in the footer. We link every claim to its source.