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STACK NVA04 Ashburn Data Center Campus

Ashburn, Virginia, United StatesUnder construction
Evidence
Planned / design
216 MW
Updated
Oct 28, 2026

STACK's NVA04 campus is an 80-acre Ashburn development planned for three buildings and 216 MW of critical capacity. STACK Infrastructure is publicly identified in the project record for Ashburn, Loudoun County, VA, US. The disclosed development record includes 216 MW planned critical capacity; 80-acre campus; three buildings totaling nearly 1 million square feet. Power and infrastructure include renewable-power-backed hyperscale campus with access to major long-haul and dark-fiber networks. STACK identifies NVA04 as a 216 MW critical-capacity campus.

Capacity

Reported capacity

Planned / design or future potential

216 MW

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Construction programUnder construction

Project-wide phase for STACK NVA04 Ashburn Data Center Campus; capacity remains classified as design.

Milestones (2)
STACK NVA04 project status and capacity disclosed

Aug 27, 2026 · Recorded actual event

Completed · Announced

Source not linked
Flagship Ashburn campus development

Date not disclosed · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

STACK Infrastructure

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

NVA04 campus | Ashburn | Loudoun County | Virginia

Source

Development scale

Actual

216 MW planned critical capacity

Source

Development milestone

Actual

80-Acre campus

Source

Technical specifications

Power arrangement

Actual

Three buildings totaling nearly 1 million square feet.

Source

Additional project facts

Lifecycle status

Actual

Construction

Source

Capacity basis

Actual

STACK identifies NVA04 as a 216 MW critical capacity campus.

Source

Boundary context

Actual

NVA04 campus | Ashburn | Loudoun County | Virginia

Source

Infrastructure & permits

Technical details (2)
Electric grid

Planned or represented

216 MW

STACK identifies NVA04 as a 216 MW critical-capacity campus.

Site facility

Planned or represented

Renewable-power-backed hyperscale campus with access to major long-haul and dark-fiber networks.

Public-source research. Plans may change. See Evidence for sources and qualifications.

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