Joliet Greenlights $20B Technology Campus Amid New Illinois Energy Infrastructure Mandates

oliet City Council greenlights Hillwood’s 795-acre technology center while state regulators implement higher deposit costs for massive data center projects in 2026.

By: AXL Media

Published: Mar 24, 2026, 11:26 AM EDT

Source: Bisnow

The Joliet Technology Center Transaction and Scale

The newly approved Joliet Technology Center will consist of a 24 building campus designed to house operations for major hyperscale providers such as Google, Amazon, and Meta. Hillwood Investment Properties, led by Ross Perot Jr., plans to execute the development in multiple phases over several years. The project is expected to be a major economic engine for the region, with developers projecting the creation of up to 10,000 construction jobs and approximately $2.1 billion in local tax revenue over a 30 year period. Construction is slated to begin between late 2026 and early 2027, with a projected five year timeline for total completion.

Regulatory and Competitive Landscape in Illinois

As the Joliet project clears its local hurdles, the broader regulatory environment in Illinois is becoming more demanding. The Illinois Commerce Commission recently approved a proposal from ComEd that fundamentally changes the financial entry point for massive energy users. Developers of projects requiring 50 megawatts or more must now provide significantly higher deposits to protect the electrical grid and its ratepayers from "ghost" projects that fail to materialize after infrastructure has been built. This regulatory shift aims to manage a pipeline of approximately 100 large load projects currently seeking to enter the Illinois market, representing a staggering 35,000 megawatts of potential demand.

Strategic Rationale and Market Impact

The approval of the Joliet campus underscores the critical need for massive data processing capabilities to support the evolution of cloud computing and artificial intelligence. By securing such a vast tract of land, Hillwood and PowerHouse are positioning Joliet as a primary alternative to established data center hubs like Northern Virginia. This development is strategically significant as it provides the physical scale required by tech giants to expand their Midwestern operations. However, the sheer size of the project—and the 100 others like it—could potentially double the peak electricity demand for ComEd over the next 15 years, necessitating a radical rethink of regional energy distribution.