Equinix's DA12-1 Data Center Rises on West Mockingbird Lane
Equinix is building a four-story, 372,517-square-foot data center at 1550 West Mockingbird Lane in Dallas, with completion set for October 2027.
A four-story, 372,517-square-foot data center is under construction at 1550 West Mockingbird Lane in Dallas. Filed with the Texas Department of Licensing and Regulation as DA12-1, the project carries an estimated cost of $542,809,034. Equinix Inc. is the developer, with design by Margulies Hoelzli Architecture.
Construction began February 19, 2026, with completion scheduled for October 12, 2027. The facility will include twenty generators, five generator pads, and dunnage platforms for heavy equipment.
The project was registered with TDLR on November 19, 2025. The site previously housed Balfour Publishing; that building was demolished in 2025.
A companion filing, DA12-2, covers a $293.7 million interior fit-out of the first and second floors, scheduled from September 2027 through March 2028. DA12-1 will be Equinix's ninth data center in DFW and its seventh in Dallas proper.
- Address
- 1550 West Mockingbird Lane, Dallas, TX 75235
- Floors
- 4
- Sq ft
- 372,517
- Completion
- Oct 12, 2027
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