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T5 Data Centers

Grayslake Data Center Campus (T5 @ Chicago IV)

Lake County, Illinois

Under construction · first reported Sep 2026

Capacity
1.6 GWannounced
To protected land
16mifrom Hackmatack National Wildlife Refuge
Imagery © Esri, Maxar, Earthstar Geographics
  • Capacity1.6 GWannounced
  • FootprintCampus scale

The source

Lake and McHenry County Scanner

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About this data. Every entry links to the public source it’s based on. Those sources can be incomplete, provisional or out of date, and they aren’t official filings or interconnection records. Company and project attributions reflect third-party public reporting, not assertions of fact by More Than Just Parks, and nothing here is legal, financial or investment advice. Company and project names are trademarks of their respective owners, used for identification and commentary only. Found something wrong? Email ask@morethanjustparks.com and we’ll review and correct it. Night lights are NASA Black Marble, a 2016 composite, drawn for context. Data and legal notice.

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