Oakton, Virginia
Custom home builders in Oakton, VA
15 custom home builders say they work in Oakton, VA, and 8 say they build on a lot you already own. Permit steps for a teardown or new house, published prices, and who to call.
Oakton sits between Vienna and Fairfax, with established neighborhoods on larger lots and a good number of builders who cover it alongside Vienna.
Builders who work in Oakton
We found 15 builders that name Oakton (or all of Fairfax County) as a place they build. 8 of them say on their websites that they build on a lot you already own; the rest build custom homes but don’t say either way. Builders that say they build on your lot are listed first, then the rest, each group alphabetical. It is not a ranking.
What builders here publish about price
Most custom builders don’t post prices. These 5 do, and they give you a starting point before your first meeting:
| Builder | What it publishes |
|---|---|
| AZA Builders | $275-$350, $375-$500 and $550-$800+ per sq ft (three published tiers) |
| Horizon Building | Custom homes about $1.2M-$5M+; whole-home remodels about $400K-$2M |
| Monarch Custom Homes | Elite Collection semi-custom homes from $888,000 |
| Sekas Homes | Typical job $600K-$2M (as listed on Houzz) |
| WINN Design + Build | Typical job $150K-$5M (as listed on Houzz) |
None of these figures include the land. Try the estimator, or see what homeowners report in real build costs.
Permits for a new house in Oakton
Who issues permits: Fairfax County.
Oakton is unincorporated Fairfax County.
A new house in Fairfax County needs a Residential New Building permit, plus a house location plat or grading plan depending on how much land you disturb (Fairfax County, residential new building permit). More than 2,500 sq ft of disturbance with stormwater work means an infill lot grading plan certified by a Virginia-licensed engineer, surveyor, architect or landscape architect (Fairfax County, infill lot grading plans).
Tearing down an existing house first needs a separate demolition permit. Fairfax County wants the sewer capped under a plumbing permit, any asbestos dealt with, disconnect letters for gas, electric and water, and a demolition bond (Fairfax County, residential demolition permit).
Rules change, so confirm the current requirements with the permit office before you buy a lot or sign a design contract.
Before you call a builder
- Confirm the jurisdiction. Look up your parcel so you know exactly which county, town or city issues your permits.
- Gather your lot facts: survey or plat, lot size, and whether it is on public water and sewer.
- Set a budget range that includes demolition and site work, not just the house. Our estimator helps.
- Shortlist three builders who work in Oakton, check each one’s Virginia Class A contractor license, and ask them all the same questions.
Not sure where to start? Tell us about your lot and we’ll introduce you to builders who work in Oakton.
New homes and teardowns in Oakton
From Fairfax County permit records, by mailing town, checked November 7, 2026. See them on the map.
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Frequently asked questions
How many custom home builders work in Oakton?
We found 15 builders that name Oakton or its county as a service area, as of October 17, 2026. 8 of them say they build on a lot the client already owns.
Who issues building permits in Oakton?
Fairfax County. Oakton is unincorporated Fairfax County.
Can I tear down my house in Oakton and build a new one?
Usually, yes, as long as the new house meets zoning rules for setbacks, height and lot coverage. You need a demolition permit first and then a new building permit, plus grading or sediment control approval if you disturb enough land.
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