Microsoft SAT 81
DatacenteractiveSan Antonio, TX · Microsoft
Microsoft SAT 81 is an operating datacenter facility in San Antonio, TX, operated by Microsoft.. Existing datacenter clusters are a strong signal for new development: they confirm power availability, fiber peering, and a permitting precedent — which is why nearby candidate sites often inherit the same speed-to-power advantages.
Nearby internet exchanges
- H5 Data Centers San AntonioSan Antonio, TX · 21 networks
- CyrusOne San AntonioSan Antonio, TX · 5 networks
- Stream Data Centers - San Antonio IISan Antonio, TX · 2 networks
- Lumen San Antonio 1San Antonio, TX · 2 networks
- Foremost San AntonioSan Antonio, TX · 0 networks
Other datacenters nearby
- CyrusOne SAT10 & SAT11CyrusOne · TX
- Microsoft San AntonioMicrosoft · San Antonio, TX
- Texas Cryptologic CenterNational Security Agency · TX
- MicrosoftMicrosoft · San Antonio, TX
- Microsoft TRP3 (SAT46)Microsoft · TX
Nearby datacenter candidate sites
Scored candidate sites near Microsoft SAT 81, ranked by DC Readiness — useful for evaluating expansion or second-site options in the same power/fiber market.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| CAGNON ROAD | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 69.3 |
| HILL COUNTRY 345 | Substation-Adjacent | TX | Bexar County | 345 kV | 600 MW | 3.5 yrs | 68.2 |
| EC Near W B Tuttle | Greenfield | TX | Bexar | — | — | 3.5 yrs | 68.1 |
| OZ Bexar | Greenfield | TX | Bexar | — | — | 3.5 yrs | 65.8 |
| EC Near Mission Road | Greenfield | TX | Bexar | — | — | 3.5 yrs | 65.8 |
| EC Near Leon Creek | Greenfield | TX | Bexar | — | — | 3.5 yrs | 65.1 |
| EC Near Covel Gardens Gas Recovery | Greenfield | TX | Bexar | — | — | 3.5 yrs | 65.0 |
| OZ Bexar | Greenfield | TX | Bexar | — | — | 3.5 yrs | 65.0 |
See something wrong or out of date?
Dataset updated . Screening estimates derived from public data sources.
Datacenter records are derived from public facility datasets (PNNL and related sources) and may be incomplete or lag operational changes. Capacity and footprint are catalogued estimates — confirm operator, capacity, and availability directly with the facility.
Go deeper than the public screen
Every site and score for Microsoft SAT 81, San Antonio, TX is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.