United States Data Center Colocation Databook Report 2026: $72.37 Bn Market Led by Equinix and Digital Realty as QTS, Iron Mountain and AI Developers Accelerate Capacity Expansion - Forecast to 2030
Dublin, April 30, 2026 (GLOBE NEWSWIRE) -- The "United States Data Center Colocation Market Size and Forecast by Revenue, Capacity, and 70+ Performance Metrics Across Service Type, Facility Architecture, Customer Segment, AI and Non AI Workloads, End Use Sector, Capacity Pipeline and Financial Metrics Databook Q2 2026 Update" report has been added to ResearchAndMarkets.com's offering.
The United States data center colocation market is expected to grow by 16.5% on an annual basis to reach US$46.84 billion in 2026. The colocation market in United States has demonstrated consistent expansion during 2021-2025, recording a CAGR of 15.2%. This growth momentum is accelerate over the forecast period, with the market projected to register a 11.5% from 2026-2030. By the end of 2030, the colocation market is anticipated to expand from US$40.21 billion in 2025 to approximately US$72.37 billion.
The US colo market is defined by a tension between historically high demand driven by AI infrastructure build-out and enterprise hybrid IT, and supply constraints anchored in power access and permitting timelines. Established operators with secured power capacity in primary and emerging secondary markets hold a structural advantage. The competitive landscape is consolidating around scale, AI-readiness, and sustainability credentials, while infrastructure constraints are redistributing investment away from saturated primary markets. Power pipeline and grid access are the primary determinants of long-term viability for operators in this market.
The US colocation market in 2025 is the largest globally by installed capacity and investment volume. Northern Virginia remains the highest-density colo market worldwide, with Chicago, Dallas, Silicon Valley, and New York as secondary hubs. Vacancy rates in primary markets have tightened, with available powered shell space in Northern Virginia below 5% as of early 2025. Wholesale colo, particularly for hyperscaler and AI tenants, accounts for the majority of new leasing volume.
Equinix and Digital Realty maintain dominant positions in retail and wholesale colo respectively. Iron Mountain has expanded its colo footprint through continued development in Phoenix and Denver. QTS (Blackstone) is scaling hyperscale-focused campuses in Ashburn, Richmond, and new secondary markets. CoreSite operates in major metro markets with strong enterprise and network-dense positioning. AI-focused colo developers such as Applied Digital and Vantage Data Centers are scaling rapidly with financing from institutional capital.
Key Trends and Growth Drivers
AI Workload Demand Reshapes Colo Capacity Requirements
Power Scarcity Concentrates Development in New Markets
Enterprise Colocation Demand Grows as Cloud Repatriation Continues
Infrastructure & Regulatory Environment
Power Grid Access and Energy Mix
Government Policy and Data Localization
Barriers to Expansion
Key Attributes:
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