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Digital Realty IAD39 (Round Table Plaza)

Operational

44274 Round Table Plaza, Ashburn, VA 20147

Digital Realty IAD39 (Round Table Plaza) is a data center in Ashburn, United States, operated by Digital Realty, currently operational.

Largest facility on Digital Realty's 15-building Northern Virginia footprint, offering over 1 million square feet at Round Table Plaza in Ashburn.

Digital Realty IAD39 (Round Table Plaza) — schematic illustration
Schematic illustration based on published specifications, not a photograph · air-cooled · in operation
Operator
Digital Realty
City
Ashburn, United States
Power, MW
Cooling
Air
Floor space
94,157 m²
ISO 27001ISO 9001ISO 14001ISO 22301ISO 50001SOC 1SOC 2SOC 3PCI DSSNIST SP 800-53
D

Coloprice Score

40 out of 100

Class D · #142 of 837 in United States

  • Resilience10/35
  • Compliance18/20
  • Transparency5/20
  • Scale0/15
  • Maturity7/10
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Digital Realty IAD39 (Round Table Plaza) — Coloprice Score 40
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Digital Realty IAD39 (Round Table Plaza) — Top 10 data centers in Ashburn, United States 2026
#8 of 52 · See the list →

With more than one million square feet under one roof, IAD39 at 44274 Round Table Plaza is the largest building on Digital Realty's fifteen-building Northern Virginia footprint. The facility sits in Ashburn's Data Center Alley, the densest colocation and interconnection market in the world, where Digital Realty serves over 200 customers and more than 130 cloud and network providers across the metro. The cooling plant is configured to 2N+1 redundancy, and the campus certification portfolio spans SOC 1/2/3, PCI DSS, NIST SP 800-53 and ISO 27001, 9001, 14001, 22301 and 50001. As part of PlatformDIGITAL, tenants can pair large wholesale footprints in IAD39 with ServiceFabric interconnection and access to the wider Ashburn ecosystem. The building suits hyperscale and large enterprise deployments that need contiguous capacity in Northern Virginia rather than retail cabinets, with room to scale across adjoining Digital Realty sites in Ashburn, Sterling and Reston.

  • Over 1 million sq ft, largest building on Digital Realty's NoVA footprint
  • Located at Round Table Plaza in Ashburn's Data Center Alley
  • 2N+1 cooling configuration
  • Campus ecosystem of 130+ cloud and network providers
  • Broad ISO, SOC and NIST 800-53 certification portfolio

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