Custom homes and outdoor living in Aldie, Virginia
Aldie began as a mill village. Its story reaches back to a mill built in 1765, and by 1809 the Little River Turnpike, now Route 50, ran to its door. The historic core still follows that road, while the land around it opens out, and Willowsford has clustered its neighborhoods among woods, meadows and a working farm. That setting suits the work of a custom home builder: a new house, a garage with room above, a covered porch looking over open ground.

Blackline Builders is based in Manassas. For Aldie projects, we plan around three things that change from one lot to the next: community design review, historic district rules and the shape of the land itself.
Building in Aldie
County permits throughout. Aldie is unincorporated, so Loudoun County issues zoning and building permits for every lot, from the village to Willowsford. There is no town layer to add.
The Aldie Historic District. The village is one of Loudoun County's own historic districts, set up to protect an early nineteenth-century linear village along the old turnpike, centered on Aldie Mill. Inside it, most exterior changes need approval from the county's Historic District Review Committee before work begins. That includes alterations, demolition, new buildings and fences. Farm fences and bona fide farm buildings are excluded.
Willowsford design review. Willowsford's Design Review Committee reviews exterior modification applications on a monthly cycle, from decks, patios and pools to fencing, landscaping and paint. Its decisions follow the community's property maintenance and design standards. Its amenity buildings carry both Aldie and Ashburn addresses.
Slopes. Loudoun County sets development standards for moderately steep slopes of 15 to 25 percent and restricts most development on slopes steeper than 25 percent. On a rolling or wooded lot, a topographic survey early on shows where the house, the garage and the driveway can sensibly go.
Water. The village sits in a gap where the Little River passes through, so lots near the river or its tributaries should be checked against the county's Floodplain Overlay District, which follows FEMA's flood maps. Where a lot draws on its own well and septic system, the county asks for Health Department approval before permit applications, and again when a bedroom is added.
What we build in Aldie
- Custom home building sited to work with slope, drainage and views, with review planned in from the first sketch.
- Garage builds and additions, attached or detached, which go through review wherever the historic district or Willowsford standards apply.
- Outdoor living spaces: terraces and covered outdoor rooms that face open land.
- Covered porches and pavilions, suited to the farmhouse and village architecture around Aldie.
- Home additions for households that need more room without leaving the land they chose.
- Modern farmhouse homes with gabled forms, board-and-batten siding, standing-seam roofs and deep porches.
Communities in and around Aldie
Willowsford is a master-planned community made up of four separately located villages: the Grant, the Grange, the Grove and the Greens. Homes are clustered so that more than half the land stays permanent open space, and the Willowsford Conservancy manages more than 2,000 acres of woodland, ponds, streams, meadows and trails, along with the farm. For a new home or an exterior project, that means designing with the preserved land in view and presenting it to the Design Review Committee alongside the county permit application.
How an Aldie project comes together
Building on open land starts outdoors. We walk the lot with you and look at slope, sun, drainage, access and what you want to see from inside. Where the house sits decides how much grading follows, and how much grading follows shapes the foundation, the driveway and the budget. With a site plan in hand, design moves to the house itself. Because siting drives so much of the scope, pricing waits until after that walk. Review packages for the historic district committee or Willowsford, and the county permit set, are drawn from the same plans.
Questions about building in Aldie
It does if your property lies within the district. Most exterior changes there, including alterations, new buildings, demolition and most fences, need approval from Loudoun County's Historic District Review Committee before work starts. The district protects the historic village along Route 50 around Aldie Mill, so confirm your parcel's zoning with the county before design begins.
They are separate approvals for the same project. Willowsford's Design Review Committee reviews exterior modifications each month under the community's design standards. Loudoun County reviews the project for zoning and building code compliance, and for a deck, for example, it issues both a building permit and a zoning permit. Preparing both submissions from one set of drawings keeps them consistent.
Sometimes. Loudoun County sets extra standards for slopes between 15 and 25 percent and restricts most development on slopes steeper than 25 percent. A survey shows where those slopes fall, and that often decides where the house, garage and driveway can go.
Book a free on-site estimate for your Aldie property, or call 571-200-3100.
Start a project
Bring us the lot—or the home you want to transform.
We'll meet you on site, walk the property with you and talk through what the work will take.