Digital Realty ACC6 Ashburn
Digital Realty · Ashburn Corporate Campus
- IT live
- 48 MW
- Free to lease
- 3.8 MW
- $ / kW·mo
- $69
- White space
- 273k ft²
Inventory
92% occupiedPower
48 MWlive
3.8 MW to lease · 44.2 MW in use
White space
273k ft²total
22k ft² free · 251k ft² occupied
25k m² · 2,027 m² free
Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.
Power
About 12 MW of the utility feed is cooling, conversion, and house load.
Power cost
$69/kW·mo
7.3¢ industrial · 9.5¢ after PUE 1.30
- Per MW·year
- $831k
- This site · 48 MW
- $40M/yr
- 12 kW rack
- $831/mo
2.3× the cheapest market (Iceland Landsvirkjun). Same IT load there is $22M/yr less.
Northern Virginia / Dominion · utility tariff × PUE, not colo list price.
- Redundancy
- 2N
- Opened
- 2016
- Renewable match
- 60%
- Rack density
- 12 kW
- PUE
- 1.301.00 ideal · 1.60 typical
- Power source
- Dominion Energy / NOVEC.
Cooling
Plant
Hybrid
Liquid
Deployed
Rack density
12 kW
H100-eq
—
WUE
0.59 L/kWh
fleet avg · 2025 · 248k m³/yr at 48 MW
Operator fleet average applied to this hall — not a site meter. Digital Realty 2025 Impact Report.
Hybrid CRAH plus CDU-fed direct-to-chip loops for high-density AI cabinets.
Network carriers
9On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.
Clouds
5Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.
Location
Ashburn, Virginia, United States
44610 Guilford Drive, Ashburn, VA
39.020°, -77.450° · North America
Tenants / users
Hyperscale, AI, cloud
Notes
Largest ACC building. Complements IAD12 on the Northern Virginia campus.
Compiled from public filings, operator pages, and reporting. Not an official operator specification.