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Data center campus · 3911 County Road 305, Jarrell, next to Jarrell High School, Williamson County, Texas

Mesones Data Center campus (Jarrell)

Approved as of Oct. 14, 2025

A proposed 200 MW, $850 million data center campus on about 150 acres beside Jarrell High School, which Jarrell annexed and rezoned in October 2025. Also known as: Mesone Data Center.

Cite← Texas data centers
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Power200MW reported · stated
Site151acres

Who is behind it

ProjectMesones Data Center campus (Jarrell)Also: Mesone Data Center
Developer and teamProminent Property Group
Savannah Developers
Power Infrastructure Partners
End userNot found in the recordsNot yet named in any record or credited report we have found.

The record, newest first

  1. Jarrell's council adopted ordinances annexing the roughly 150-acre tract, changing its land use to business park and rezoning it for light industrial/warehousing, following an August planning commission recommendation. (KXAN, Oct. 14, 2025; DatacenterDynamics, undated)

  2. At a city council workshop, residents raised concerns about water, power infrastructure, the location and limited project details. (DatacenterDynamics, undated)

  3. Developers outlined an $850 million, 200 MW campus in Jarrell powered by natural gas and grid supply and said they would seek tax abatements. (Connect CRE (citing Austin Business Journal), Aug. 29, 2025)

Conflicts and open questions

  • Acreage reported as 150 (DCD) and 151 (KXAN).
  • End user not disclosed.
  • The two DCD articles show no publication date on the page; the Connect CRE date is from its Ground News listing.
  • Coordinates approximate, east of Jarrell.

The full record

Status note
Annexation, land use change and rezoning approved by the city council; end user not disclosed.
Power note
Full-buildout power from natural gas and the grid, as stated by the developer.
Evidence
News reports; primary records not yet obtained
Size class
50 MW or more (tracker scope)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.