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COLOCATION

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INTERCONNECTION

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CLOUD NETWORKING

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INDUSTRY SOLUTIONS

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CORESITE MARKETPLACE

Take advantage of our diverse and ever-growing customer ecosystem to quickly identify and connect to IT services available in and across our 11 edge markets.

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CORESITE PARTNER PROGRAM

An entire ecosystem dedicated to solving customers’ most pressing IT challenges.

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CHANNEL PARTNERS

Discover why Channel Partners prefer to partner with CoreSite.

RESOURCES

Case studies, videos, spec sheets and data center industry insights.

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RESOURCE LIBRARY

INTERCONNECTION LISTS

KNOWLEDGE BASE

Did you know that every time you use your smart phone, you’re connecting to a data center? Learn about the critical, behind-the-scenes role data centers play in our daily lives.

 

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DATA CENTER MARKET

Denver Data Centers

Network-Dense Data Centers and the Region’s Largest Peering Exchange

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MARKET OVERVIEW

Denver Colocation, Interconnection and Cloud Connectivity Solutions

With two network-rich data centers—DE1 and DE2—and the region’s largest peering exchange, CoreSite's Denver data centers campus sit at the nexus of networks, making them ideal for performance-sensitive workloads and hybrid IT strategies. Denver is centrally located in the U.S., making the Denver campus an excellent choice for business continuity/disaster recovery (BC/DR) strategies, backed by 100% uptime SLAs. DE3 will be the first facility built in CoreSite strategic Denver campus expansion. CoreSite is where enterprises, cloud providers and networks come to grow.

 

 
2 DATA CENTERS
157K+ SQUARE FEET
4 CLOUD ONRAMPS
190+ DIGITAL ECOSYSTEM

Strategically Located Data Centers in Denver

CoreSite supports the Denver market with two enterprise-class data centers—and a third on the way to meet growing demand. These modern facilities are built for performance and flexibility, featuring customizable data halls, and supported with state-of-the-art mechanical and electrical infrastructure, 24x7x365 security, field operations, remote hands support and exceptional customer service. Customers also benefit from direct access to leading public cloud providers through the Open Cloud Exchange®. 

Hybrid IT and Colocation Solutions in the Rocky Mountain Region

CoreSite's Denver campus supports a broad range of IT strategies, from traditional colocation to hybrid and multi-cloud architectures. With flexible deployment options—ranging from single cabinets to private cages and custom buildouts—customers can right-size their infrastructure while staying agile. These scalable environments are ideal for supporting evolving workloads, including AI and enabling direct, low-latency connectivity to major cloud providers, private clouds and partner ecosystems across the region and around the nation.

Enterprise-Grade Security and Operational Excellence

CoreSite's DE1 and DE2 Denver data centers adhere to strict industry standards, including SOC 1 Type 2, SOC 2 Type 2, ISO 27001 and NIST 800-53. Physical security measures include biometric access and continuous monitoring to safeguard critical infrastructure. Supported by experienced operations teams, these facilities offer secure, compliant environments designed for reliability. 

Exterior Photo of CoreSite DE1 - Denver Colocation Data Center Facility in Downtown Denver

CORESITE DE1 - DENVER DATA CENTER

910 15TH ST., DENVER, CO 80202

  • 152,000+

    SQUARE FEET

  • 15+

    CAMPUS CLOUD OFFERINGS

  • 115+

    CAMPUS NETWORKS

Explore This Data Center
Exterior Photo of CoreSite DE2 - Denver Colocation Data Center in Downtown Denver

CORESITE DE2 - DENVER DATA CENTER

639 E. 18TH AVE., DENVER, CO 80203

  • 5,100+

    SQUARE FEET

  • 15+

    CAMPUS CLOUD OFFERINGS

  • 115+

    CAMPUS NETWORKS

Explore This Data Center
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CORESITE DE3 - COMING SOON

4900 RACE ST., DENVER, CO 80216

  • 600,000

    SQUARE FEET

Explore This Data Center

Why Choose CoreSite in Denver?

CoreSite brings more than 20 years of expertise delivering high-density, low-latency infrastructure for businesses that rely on secure and scalable IT environments. With the backing of American Tower, CoreSite offers long-term stability and a national footprint to grow with you—starting in Denver.

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DENVER DATA CENTERS

Frequently Asked Questions

CAN I GET AWS DIRECT CONNECT IN DENVER?

Yes. CoreSite's Denver data centers provide access to AWS Direct Connect through the Open Cloud Exchange®, enabling secure, low-latency connectivity for hybrid and multi-cloud deployments. 
WHEN WILL CORESITE'S DE3 DATA CENTER OPEN? CoreSite's DE3 Denver data center is scheduled to open at the end of 2026. Click here to learn more about DE3, including pre-leasing information.
WHAT IS THE DIFFERENCE BETWEEN DE1 AND DE2?

DE1 is the region's top network-dense data center, ideal for performance-sensitive workloads and interconnection across a vibrant cloud and network ecosystem. DE2 connects to DE1 via high-capacity fiber, offering scalable deployments and access to CoreSite's largest peering exchange, Any2Exchange®.
WHERE CAN I VIEW THE CARRIER LIST FOR DENVER?

 Click here to view available carriers, network and cloud providers at CoreSite's Denver data center facilities.
IS CORESITE DE1 A CARRIER HOTEL IN DENVER?

Yes. CoreSite's DE1 data center is a carrier hotel providing access to all major telecom carriers, internet backbones and peering exchanges. DE1 is one of the most interconnected data centers in the Rocky Mountain region.
WHERE CAN I SEE A LIST OF COMPLIANCE STANDARDS?

CoreSite's DE1 and DE2 data centers meet the following compliance standards: SOC 1 Type 2, SOC 2 Type 2, ISO 27001, NIST 800-53, PCI DSS and HIPAA. Learn more about CoreSite data center compliance.