# Vantage Ashburn III Data Center Campus

PJM data center · https://askthegrid.com/assets/facilities/vantage-ashburn-iii-data-center-campus--grid-load-af6971e04e50a8ae

Vantage Ashburn III is the VA3 data center campus on about 134 acres west of Belmont Ridge Road in Ashburn, Loudoun County, Virginia. Part of the campus was under construction in February 2024, and Virginia DEQ approved additional on-site generator permits in January 2026. Vantage advertises seven multi-story buildings with 288 MW of critical IT load, supplied by two dedicated substations with transmission from Dominion Energy. Cooling is a closed-loop chilled water system using air-cooled chillers.

## Identity and location

- Operating status: under_construction
- Asset scope: campus
- Location: 19509 Belmont Ridge Road, Ashburn, Loudoun County, VA
- Operator: Vantage Data Centers (exact asset)
- Developer: Vantage Data Centers VA3, LLC (exact asset)
- Owner: Vantage Data Centers VA3 LLC (exact asset)

## Power and grid context

- Critical it load: 288 MW · proposed · exact asset — Advertised full-campus critical IT load
- Reported unspecified: About 280 MW · reported · exact asset — Hyperscale data center at Belmont Ridge Road and Route 7 as described in Loudoun County records
- ISO/RTO: PJM
- Electric utility: Dominion Energy Inc
- Substation: Two dedicated substations with transmission from Dominion Energy

## Compute and operations

- Facility classes: hyperscale
- Critical IT load: 288 MW

## Sources

- [Kuhn plans data centers at former Northstar Square property in Belmont | Planning & Zoning | loudountimes.com](https://www.loudountimes.com/news/politics_and_government/planning_and_zoning/kuhn-plans-data-centers-at-former-northstar-square-property-in-belmont/article_f87aef72-db3b-11ee-9dbd-cfd883ee0c53.html)
- [Ashburn III, Virginia Data Center Campus - Vantage Data Centers](https://vantage-dc.com/data-center-locations/north-america/ashburn-iii-virginia/)
- [www.loudoun.gov](https://www.loudoun.gov/ArchiveCenter/ViewFile/Item/12838)
- [Access Denied](https://www.deq.virginia.gov/home/showpublisheddocument/35465/639105417613130000)
- [Access Denied](https://www.nao.usace.army.mil/Media/Public-Notices/Article/3286314/nao-2022-01498-va3-data-center-loudon-county-virginia/)
- [Vantage Data Centers Aggressively Expands in Northern Virginia](https://dgtlinfra.com/vantage-data-centers-northern-virginia/)

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Canonical page: https://askthegrid.com/assets/facilities/vantage-ashburn-iii-data-center-campus--grid-load-af6971e04e50a8ae
Profile generated: 2026-11-02T19:00:04.069715Z
Source: Ask the Grid — https://askthegrid.com/