Data center campus · 881 Miller Road, Midlothian (northern Ellis County, just outside Grand Prairie), Ellis County, Texas
PowerHouse Grand Prairie campus
Approved
as of April 2, 2026
A 768-acre, 24-building hyperscale campus on the Ellis County edge of Grand Prairie, planned around a 1.8 GW switchyard. Also known as: AREP Power House Grand Prairie, Prairie Ridge.
Power1,800MW reported · stated
Floor area224,152sq ft
Site768acres
Who is behind it
ProjectPowerHouse Grand Prairie campusAlso: AREP Power House Grand Prairie, Prairie Ridge
Developer and teamPowerHouse Data Centers
Provident Data Centers
Provident Data Centers
End userNot found in the recordsNot yet named in any record or credited report we have found.
The record, newest first
The first building, a two-story 224,152-square-foot data center shell estimated at about $72.6 million, was registered with TDLR with construction planned from April 2026 to April 2028. (Texas Department of Licensing and Regulation, April 2, 2026)
PowerHouse and Provident announced a 24-building, three-phase campus on 768 acres, saying the site had been rezoned and that ERCOT had approved a first 500 MW tranche. (Dallas Innovates, Feb. 25, 2025)
Conflicts and open questions
- Announcement targeted first-building energization in May 2026; the TDLR filing lists completion in April 2028.
- sqft is Building 1 only.
- mw is the campus switchyard capacity stated by the developers, not a measured data center load.
The full record
- Status note
- Developers said the site was rezoned and permitted in 2025; the first building was registered with TDLR in April 2026 with a planned April 2026 start.
- Power note
- 1.8 GW switchyard per the developers; first 500 MW tranche approved through ERCOT.
- Evidence
- Primary public records
- Size class
- 50 MW or more (tracker scope)