Texas Data Center Watch- Status
- Registered (TDLR)
- Developer / parties
- Microsoft
- Location
- County Road 381 (TDLR address: Medina, TX 78253), Medina County
- Size
- 2 one-story buildings × 245,000 sq ft, 5 colos each (TDLR TABS)
- Investment
- Est. $26M each in the Mar 2026 filings; the Feb 2025 filings listed $350M each (TDLR TABS)
- Last verified
- 2026-10-10
Milestones
- Feb 18 2025 SAT93 and SAT94 registered (est. $350M each; start May 13 2025, completion Jun 15 2027; status Review Complete)
- Mar 9 2026 new registrations Microsoft SAT93 and SAT94, 'a new greenfield datacenter site' (est. $26M each; SAT93 start Mar 1 2027, completion Apr 30 2029; SAT94 start Apr 1 2027, completion May 31 2029; Project Registered) (TDLR)
- Mar 17 2026 DCD reported the new filings and said it had asked Microsoft about the changed timelines and investment. DCD describes the location as the town of Medina, about 65 miles northwest of San Antonio
- the TDLR filings list County Road 381 in Medina County (Location County: Medina). Location note: Microsoft's own community page describes the site as County Road 381 'in San Antonio' and cites the San Antonio city code, so the county line is not independently confirmed beyond the TDLR filing. Nov 2025 Microsoft construction update: construction scheduled to begin Aug 2025 and continue through Winter 2028
Related records
2026-03-17
News News report
DCD: Microsoft refiles SAT93 and SAT94 at $26M each, down from $350M each in 2025 filings; construction to start 2027.
Source: datacenterdynamics.com ↗2026-03-09
Building registration (TDLR) Official record
TDLR TABS: new Microsoft SAT93 and SAT94 filings, CR 381 greenfield site; 245,000 sq ft, $26M each; starts Mar and Apr 2027.
Source: tdlr.texas.gov ↗2025-11-01
Company announcement Company claim
Microsoft community page (Nov 2025 update): construction scheduled Aug 2025 through Winter 2028; page says San Antonio, TDLR says Medina County.
Source: local.microsoft.com ↗2025-02-18
Building registration (TDLR) Official record
TDLR TABS: Microsoft SAT93 (and identical SAT94), CR 381, Medina County; 245,000 sq ft, $350M each; completion Jun 15 2027.
Source: tdlr.texas.gov ↗Sources
- Official record tdlr.texas.gov
- Official record tdlr.texas.gov
- Official record tdlr.texas.gov
- Official record tdlr.texas.gov
- News report datacenterdynamics.com
- Company claim local.microsoft.com
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