# Centersquare IAD4-B

PJM data center · https://askthegrid.com/assets/facilities/centersquare-iad4-b

Centersquare IAD4-B is a building data center in Ashburn, Loudoun County, VA. Centersquare is identified as the operator, and the facility is operating. It is identified as part of Centersquare IAD4. Spatial service-territory evidence associates the site with Dominion Virginia Power; the profile assigns the asset to PJM through that documented market role. Reported development, power, and commercial facts retain their source-specific facility, campus, building, or phase scope; the page does not collapse those values into a single implied load.

## Identity and location

- Operating status: operating
- Asset scope: building
- Location: 21571 Beaumeade Circle, Ashburn, Loudoun County, VA
- Operator: Centersquare (exact asset) — https://www.csquare.com

## Power and grid context

- Contracted power: 20 MW · operating · exact asset — Additional power for IAD4
- Energized power: 26.952 MW · operating · exact asset — Operational data center power capacity
- Campus gross power: 70 MW · operating · campus — Total campus power capacity
- ISO/RTO: PJM
- Balancing authority: PJM Interconnection
- Electric utility: Dominion Virginia Power

## Development

- Site status: operating
- Construction: Centersquare IAD4-B is a data center in Ashburn, VA, operated by Centersquare, with a reported power capacity of 5.0 MW and currently operational.

## Compute and operations

- Facility classes: hyperscale, colocation, cloud, ai_hpc, enterprise
- Workloads: AI/HPC, cloud, real-time applications
- Operating context: Designed for hyperscale, cloud, colocation, enterprise and AI/HPC deployments, providing ultra‑low latency connectivity, high‑density power configurations, industry‑leading security and support for mixed and variable density workloads.

## Sources

- [http://aligneddc.com/northern-virginia-data-centers](http://aligneddc.com/northern-virginia-data-centers)
- [http://databank.com/data-centers/northern-virginia/ashburn-campus](http://databank.com/data-centers/northern-virginia/ashburn-campus)
- [http://databank.com/data-centers/northern-virginia/ashburn-campus/iad4](http://databank.com/data-centers/northern-virginia/ashburn-campus/iad4)
- [http://datacenter.fyi/public-record/21571-beaumeade-circle-llc-d395ad70](http://datacenter.fyi/public-record/21571-beaumeade-circle-llc-d395ad70)
- [http://datacenter.fyi/state/va](http://datacenter.fyi/state/va)
- [$360 Million Project Planned at Prime Site in Ashburn’s Data Center Alley | Data Center Frontier](http://datacenterfrontier.com/cloud/article/11428647/360-million-project-planned-at-prime-site-in-ashburn8217s-data-center-alley)
- [http://datacenters.com/centersquare-iad1-c-sterling](http://datacenters.com/centersquare-iad1-c-sterling)
- [http://datacenters.com/centersquare-iad4-a-ashburn](http://datacenters.com/centersquare-iad4-a-ashburn)
- [http://datacenters.com/centersquare-washington-dc-wdc1-ashburn](http://datacenters.com/centersquare-washington-dc-wdc1-ashburn)
- [Issued Air Permits for Data Centers | Virginia DEQ](http://deq.virginia.gov/news-info/shortcuts/permits/air/issued-air-permits-for-data-centers)
- [http://digitalrealty.com/data-centers/americas/northern-virginia/acc4](http://digitalrealty.com/data-centers/americas/northern-virginia/acc4)
- [http://loudoun.gov/2674/Utilities](http://loudoun.gov/2674/Utilities)
- [http://openei.org/wiki/RAPID/BulkTransmission/Virginia](http://openei.org/wiki/RAPID/BulkTransmission/Virginia)
- [Amazon and Dominion Virginia Power Reach Breakthrough Renewable Energy Agreement - RMI](http://rmi.org/resources/amazon-dominion-virginia-power-reach-breakthrough-renewable-energy-agreement)
- [Data Center Retail Sales & Use Tax Exemption | Virginia Economic Development Partnership](http://vedp.org/incentive/data-center-retail-sales-use-tax-exemption)
- [Centersquare IAD4 — Ashburn Data Center](https://dchub.cloud/facilities/centersquare-centersquare-iad4-b-7cc572fc)
- [Centersquare - Ashburn IAD4-B | GoDataCenters](https://godatacenters.com/data-centers/virginia/ashburn/centersquare-ashburn-iad4-b-838ae4ce)
- [Centersquare Northern Virginia (IAD4) — Internet Exchange ...](https://gridcensus.com/internet-exchanges/centersquare-northern-virginia-iad4-869238ea)
- [loudoun.granicus.com](https://loudoun.granicus.com/MetaViewer.php?view_id=77&clip_id=4663&meta_id=108187)
- [Centersquare IAD4 Ashburn - US Data Center Map 2026](https://usdatamap.com/facility/centersquare-iad4-ashburn-va-csq-24)
- [21571 Beaumeade Circle LLC — Loudoun County, VA | Groundwork](https://www.canonical.cc/labs/groundwork/site/21571-beaumeade-circle-llc-loudoun/)
- [Csquare: Leading Data Center and Colocation Services ...](https://www.csquare.com/)
- [Ashburn Campus Data Center](https://www.databank.com/data-centers/northern-virginia/ashburn-campus/iad4/)
- [Csquare: IAD4-A Ashburn Data Center](https://www.datacenters.com/centersquare-iad4-a-ashburn)
- [Csquare: IAD4-B Ashburn Data Center](https://www.datacenters.com/centersquare-iad4-b-ashburn)
- [21561-21571 Beaumeade Circle, Ashburn](https://www.mapletreeindustrialtrust.com/property/21561-21571-beaumeade-circle-ashburn/)
- [Centersquare Northern Virginia (IAD4)](https://www.peeringdb.com/fac/6684)

## Data quality

- Source is a public record from Loudoun County Planning Commission, providing official hearing details.
- Downgraded provider news from exact-site scope because identity and location proof were incomplete: SPEX-2016-0020 DBT-DATA BEAUMEADE FAR
- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.

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Canonical page: https://askthegrid.com/assets/facilities/centersquare-iad4-b
Profile generated: 2026-09-04T14:28:32.838652Z
Source: Ask the Grid — https://askthegrid.com/