5 Best ADU Builders in Arlington, Virginia

Verified ADU contractors and builders in Arlington, VA

Showing 15 of 5 listings

Argo Contractors

Specializing in transforming garages into functional living spaces, this Arlington-based contractor brings your vision of additional bedrooms, home offices, or recreational areas to life with quality craftsmanship and attention to detail. Whether you're looking to maximize your home's usable square footage or increase property value, they deliver professional garage conversion solutions tailored to your needs.

+1 703-229-2928
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Arlington Designer Homes

Specializing in accessory dwelling units throughout Arlington, VA, we design and build ADUs that maximize your property's potential while adding valuable living space. From concept through completion, our team handles every aspect of creating a functional, code-compliant ADU tailored to your home and needs.

+1 703-243-1752
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Arlington Designer Homes, Inc.

Arlington Designer Homes, Inc. is a distinguished, small, family-owned custom home builder that has a rich 30-year legacy in constructing homes that mirror the spirit of Arlington. Beyond new constructions, the company excels in remodels and home renovation endeavors.

+1 703-243-1752
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Home Energy Medics

Transform your Arlington garage into functional living space with expert conversion services tailored to maximize your home's potential. Our specialized team handles every aspect of garage-to-living-space renovations, from structural modifications to finished interiors that meet local building codes.

+1 703-420-4749
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Silva Construction for Home Remodeling

We specialize in accessory dwelling unit (ADU) construction for Arlington-area homeowners looking to expand their living space or generate rental income. Our expert team handles every phase of your ADU project, from design consultation to final inspection.

+1 703-350-0180
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Frequently Asked Questions — ADU Builders in Arlington

How much does it cost to hire an ADU builder in Arlington?

ADU construction costs in Arlington, Virginia vary widely depending on size, type, and site conditions. Detached ADUs typically range from $150,000–$400,000+, while garage conversions and attached ADUs can be more affordable. Contact multiple builders in Arlington to get accurate quotes for your specific project.

How long does it take to build an ADU in Arlington?

In Arlington, the ADU construction timeline typically ranges from 6 to 18 months from permit application to move-in. Permitting alone can take 2–6 months depending on Virginia local regulations. Prefab and modular ADUs often have faster timelines than site-built units.

Do I need a permit to build an ADU in Arlington?

Yes, a building permit is required for ADU construction in Arlington, Virginia. Your ADU builder will typically handle the permit application as part of their service. Virginia has adopted streamlined ADU permitting laws in recent years, which may reduce wait times.

What types of ADUs can be built in Arlington?

Common ADU types in Arlington include detached ADUs (backyard cottages), attached ADUs, garage conversions, basement conversions, and prefab/modular ADUs. The best type for your property depends on lot size, zoning, and budget. A local Arlington ADU builder can advise on what's allowed on your specific parcel.