A single-storey building of 548,950 sq ft with four data halls is going up on County Road 133 outside Burlington, in Milam County, at an estimated cost of $470m. Texas registers it as Freebird Data Center Phase 1, facility DC01; Milam County Data Center LLC is the owner of record and OpenAI is named as the tenant. Corgan drew it. Construction began on 20 October 2025 against a completion date of 15 October 2026, with the project registered with the state in April 2026. Alongside the halls the building carries a loading dock and an administrative office. It is the only filed data centre project in Milam County, and a separate scheme from the Rockdale campuses run by Bitdeer and Riot Platforms.
Facility Specifications
Site information
Colocation space
548,950 sq ft, single storey, four data halls
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Location
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Frequently asked questions
What is the Burlington project registered as in Texas?
Freebird Data Center Phase 1, facility DC01, on County Road 133 in Milam County.
Who owns the Milam County building and who will occupy it?
Milam County Data Center LLC is the owner of record; OpenAI is named as the tenant.
How big is Freebird Phase 1?
548,950 sq ft on a single storey, with four data halls plus a loading dock and administrative office, at an estimated $470m.
When is the Burlington building due to finish?
Construction started on 20 October 2025 against a completion date of 15 October 2026.
How does the Burlington site relate to the Rockdale campuses?
It is a separate project about 30 km away; the Rockdale campuses belong to Bitdeer and Riot Platforms, and neither appears in the Milam County filing.
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