ADU Contractors near Gaithersburg, MD

Back Creek Builders

1767 Baltimore Annapolis Blvd, Bowie, MD 26.4 miles

Back Creek Builders constructs ADUs and in-law suites in Maryland, handling design, permitting, and build. Project types include garage conversions, detached cottages, and basement suites. Founded by Eric Young and Jason Gelblum, they manage zonin... read more

Glickman Design Build

15757 Crabbs Branch Way, Rockville, MD 20855 3.8 miles

Eco-Friendly

Glickman Design Build offers full-service ADU design and construction, including detached ADUs, granny flats, in-law suites & basement conversions. They handle permits, sustainable building, multigenerational layouts, remodeling, and rental in... read more

Makara ADU

15800 Gaither Drive, Gaithersburg, MD 20877 2.6 miles

Makara Builders is Washington DC's leading ADU contractor, specializing in detached ADUs, garage conversions, and granny flats across DC, Maryland, and Virginia. Build in 120 days from permit approval and start earning rental income fast.

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Gold Rhino

7918 Jones Branch Drive, McLean, VA 22102 14 miles

Gold Rhino Modular Homes & Buildings offers innovative solutions, customizable designs, ready-to-ship units, and pre-configured packages for containerized modular homes, multi-unit modular structures, modular container offices, and commercial/... read more

Hammer Contractors

5335 Wisconsin Avenue Northwest, Washington, DC 20015 13.8 miles

Hammer Contractors builds ADUs in Washington DC, including detached units, garage conversions, and basement apartments. They handle zoning compliance, permits, and full construction, helping homeowners add rental income or family living space.

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Silva Construction for Home Remodeling

2723 North Wyoming Street, Arlington, VA 22213 17 miles

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Thomas Custom Builders

9058 Euclid Avenue, Manassas, VA 20110 29.2 miles

Thomas Custom Builders designs & builds ADUs in Virginia, including detached units & in-law suites. Ideal for multigenerational living, rental income, or added property value. Experienced ADU contractor handling full construction, code com... read more

DuPaul Construction

126 East Burke Street, Martinsburg, WV 25401 45.8 miles

Licensed

DuPaul Construction builds custom ADUs in Martinsburg, Shepherdstown & Charles Town, WV. Offering detached units, garage conversions & in-law suites, they handle permitting, construction & inspections for rental or family living spaces... read more

Other cities in Maryland

• Annapolis
• Bishopville
• Bowie
• Jarrettsville
• North Bethesda
• Rockville
• Silver Spring
• Takoma Park
• Wheaton

What you need to know

ADU Contractors in Gaithersburg, MD: Navigating a Smart Growth City

Gaithersburg, Maryland is one of the state's most progressive municipalities when it comes to planned development and smart growth initiatives. As part of Montgomery County, Gaithersburg operates under a dual regulatory framework — meaning ADU contractors in Gaithersburg must comply with both the City of Gaithersburg's own zoning ordinances and Montgomery County's broader building codes. This unique structure makes hiring an experienced, locally knowledgeable ADU contractor absolutely essential for homeowners looking to add an accessory dwelling unit to their property.

Understanding ADU Regulations in Gaithersburg, Maryland

Gaithersburg is an incorporated city, which means it maintains its own zoning authority separate from Montgomery County. Homeowners and ADU builders in Gaithersburg must work with the City's Department of Planning and Code Administration to obtain the necessary permits. Key regulatory considerations include:

• Zoning compliance: ADUs are generally permitted in single-family residential zones, but lot size, setback requirements, and maximum unit size must all be verified before construction begins.
• Owner-occupancy rules: Certain ADU types may require the property owner to occupy either the primary residence or the accessory unit.
• Height and size restrictions: Detached ADUs are typically subject to strict height limits and square footage caps relative to the primary dwelling.
• Utility connections: Separate utility metering may require coordination with Washington Gas and Pepco, the primary utility providers in the area.

Types of ADUs Built by Gaithersburg Contractors

Skilled ADU contractors serving Gaithersburg, MD are experienced in building a variety of accessory dwelling unit types to suit different property layouts and homeowner goals. Common ADU types in the area include:

1. Detached ADUs: Standalone backyard cottages or garage conversions, popular in neighborhoods like Lakelands and Crown Farm.
2. Attached ADUs: Units added to the side or rear of the existing home structure.
3. Interior/Basement ADUs: Converted lower levels or interior spaces, ideal for older Gaithersburg homes with large basements.
4. Above-garage ADUs: Units constructed above existing detached garages, maximizing use of available space.

Why Hire a Local ADU Contractor in Gaithersburg?

Working with a local ADU contractor in Gaithersburg means partnering with a professional who understands the city's specific permit timelines, inspection processes, and zoning nuances. Gaithersburg's growing population and proximity to major employment hubs like the I-270 Technology Corridor make ADUs an increasingly attractive investment for homeowners seeking rental income or multigenerational living solutions.

A qualified Gaithersburg ADU contractor will handle everything from initial design and permit applications to final inspections, ensuring your project meets all local and state requirements. With housing demand continuing to rise in Montgomery County, now is an ideal time to explore adding an ADU to your Gaithersburg property.