Development8 May 2026

PowerHouse Joliet Technology Center - 1.8GW campus

PowerHouse and Hillwood announced the $20B Joliet Technology Center, a 795-acre campus with 24 buildings delivering 1,800 MW.

$20.0B

Deal Value

1800MW

Capacity

PowerHouse Data Centers and Hillwood have announced the Joliet Technology Center, one of the largest data centre developments ever planned. The $20 billion campus south of Chicago will span 795 acres and deliver an extraordinary 1,800 MW across 24 data centre buildings at full buildout.

The phased development leverages proximity to Chicago's interconnection ecosystem while offering significantly lower land costs and access to ComEd's grid infrastructure. The project represents a transformative economic development for the Joliet region.

Transactions sourced from public press releases, SEC filings, and industry news. Threshold: all publicly announced deals. Data compiled by Datacentres.com Research.

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