Illinois Data Centers
Your complete resource for comparing and selecting data center colocation across Illinois — from Chicago’s carrier-dense facilities to emerging suburban campuses.
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Illinois Data Center Solutions That Deliver
Illinois hosts 36 data centers concentrated primarily in the Chicago metropolitan area, with key facilities in Chicago, Aurora, Northlake, Westmont, Oak Brook, Elk Grove Village, Franklin Park, Grove Village, Lisle, Lombard, and Mount Prospect. This Midwest powerhouse offers everything from carrier-neutral interconnection hubs to enterprise-grade colocation, making it one of North America’s most connected data center markets.
Navigate Illinois’s Premier Data Center Markets
Chicago anchors the state’s data center ecosystem with the iconic 350 East Cermak facility — one of the world’s most connected buildings housing multiple providers and thousands of network connections. Elk Grove Village and Franklin Park have emerged as hyperscale destinations, attracting major cloud providers and enterprise deployments with modern, high-density facilities. Aurora offers campus-style environments with competitive pricing and expansion capacity. The western suburbs — including Westmont, Oak Brook, Lisle, and Lombard — provide disaster recovery options with geographic separation from downtown while maintaining low-latency connectivity. Mount Prospect and Northlake round out the metro with additional enterprise-focused facilities offering flexible space and power configurations.
- Chicago, IL Data Center Colocation
- Aurora, IL Data Center Colocation
- Northlake, IL Data Center Colocation
- Westmont, IL Data Center Colocation
- Oak Brook, IL Data Center Colocation
- Elk Grove Village, IL Data Center Colocation
- Franklin Park, IL Data Center Colocation
- Grove Village, IL Data Center Colocation
- Lisle, IL Data Center Colocation
- Lombard, IL Data Center Colocation
- Mount Prospect, IL Data Center Colocation
The Illinois Data Center Landscape
Illinois delivers strategic advantages for mission-critical infrastructure: central U.S. location with sub-20ms latency to both coasts, robust fiber connectivity through major carrier hotels, and competitive power costs backed by reliable grid infrastructure. The Chicago market specifically ranks as the third-largest data center hub in the nation, offering unmatched network density and direct cloud on-ramps to AWS, Azure, and Google Cloud. With diverse facility options from downtown carrier hotels to suburban hyperscale campuses, Illinois provides the scale, connectivity, and pricing flexibility that modern IT infrastructure demands.
As an independent data center broker, 515 Engine helps you navigate Illinois’s competitive market — comparing real-time pricing across providers, identifying hidden costs, and negotiating optimal terms that align with your technical and budgetary requirements. We work with all major providers to ensure you get unbiased recommendations and the best possible deal.
Explore Illinois Facilities
Browse our complete Illinois inventory below and request quotes from multiple providers to compare pricing, terms, and capabilities side by side.