# Microsoft Blue Ridge (IAD11-12-13) Data Center

PJM data center · https://askthegrid.com/assets/facilities/microsoft-blue-ridge-iad11-12-13-data-center

Microsoft Blue Ridge (IAD11-12-13) Data Center is a Microsoft data center at 41840 Growth Mindset Lane in Aldie, Loudoun County. Microsoft filed plans for a 500,000 sq ft, $400M facility on 67 acres in the Arcola Business Park, identified in county documents as IAD11. Virginia DEQ air permit 74221, first approved in January 2022 and amended July 21, 2025, covers fifty-six 3,100 kW Caterpillar C175-16 emergency generators, three smaller gen-sets and a fire pump.

## Identity and location

- Operating status: approved
- Asset scope: facility
- Location: 41840 Growth Mindset Lane, Aldie, Loudoun County, VA

## Development

- Site area: 67 acres
- Construction: Microsoft filed plans with Loudoun County for a 500,000 sq ft, $400M data center identified in county documents as IAD11, in the Arcola Business Park between two Amazon-owned parcels.

## Compute and operations

- Facility classes: hyperscale, cloud

## Sources

- [https://deq.zh-cn.virginia.gov/home/showpublisheddocument/25964/638892954826130000](https://deq.zh-cn.virginia.gov/home/showpublisheddocument/25964/638892954826130000)
- [U.S. Department of Transportation address point](https://services.arcgis.com/xOi1kZaI0eWDREZv/ArcGIS/rest/services/Address_Points_from_National_Address_Database_view/FeatureServer/0/query?f=json&where=Add_Number%3D41840&geometry=-77.5859109%2C38.9182582%2C-77.5259109%2C38.9782582&geometryType=esriGeometryEnvelope&inSR=4326&spatialRel=esriSpatialRelIntersects&outSR=4326&outFields=%2A&returnGeometry=true&resultRecordCount=2000) — U.S. Department of Transportation
- [Microsoft Expanding In Northern Virginia With $400M Data Center](https://www.bisnow.com/news/national/data-center/microsoft-expanding-in-loudoun-county-with-400m-data-center-116665)

## Data quality

- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.
- Map point: government rooftop address point.

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Canonical page: https://askthegrid.com/assets/facilities/microsoft-blue-ridge-iad11-12-13-data-center
Profile generated: 2026-10-09T03:45:53.550627Z
Source: Ask the Grid — https://askthegrid.com/