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Data center campus · 11203 W. Military Drive near Loop 1604, west San Antonio, Bexar County, Texas

Stream Data Centers San Antonio III (SATB campus)

Operating as of Oct. 29, 2026

Stream's 135-acre hyperscale campus on West Military Drive, planned for up to 200 MW across five 40 MW buildings, beginning with a 300,000 sq ft first building. Also known as: SATB, San Antonio III, Stream SAT03.

Cite← Texas data centers
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Power200MW reported · stated
Floor area1,500,000sq ft
Site135acres
IT load200MW

Who is behind it

ProjectStream Data Centers San Antonio III (SATB campus)Also: SATB, San Antonio III, Stream SAT03
Developer and teamStream Data Centers
End userNot found in the recordsNot yet named in any record or credited report we have found.

The record, newest first

  1. Stream's locations page lists the SATB campus at 200 MW as available. (Stream Data Centers, undated)

  2. A $4.5 million, 26,000 sq ft office fit-out at the campus was registered with the state. (Texas Department of Licensing and Regulation, Aug. 19, 2024)

  3. Stream announced the groundbreaking of the 135-acre San Antonio III campus, planned for up to five buildings and 200 MW, served by an on-site CPS Energy substation. (Business Wire (Stream Data Centers), June 26, 2024; DatacenterDynamics, undated)

  4. Stream registered a $400 million, 300,000 sq ft, 40 MW data center and office (project 'Stream SAT03') at 11203 W. Military Dr. with the state; construction was scheduled from December 2023 to September 2025. (Texas Department of Licensing and Regulation, Sept. 27, 2023)

Conflicts and open questions

  • TDLR record for SAT03 lists the county as Dallas, an apparent data-entry error; the address is in Bexar County.
  • Coordinates approximate, near W. Military Dr. and Loop 1604.

The full record

Status note
The first 40 MW building was scheduled for occupancy in 2025, and Stream now lists the campus as available. Up to four more buildings are planned.
Power note
IT capacity at full build-out of up to five 40 MW buildings; campus has an on-site 334 MW CPS Energy substation.
Evidence
Primary public records
Size class
50 MW or more (tracker scope)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.