ADU Contractors near Gaithersburg, MD

Silva Construction for Home Remodeling

2723 North Wyoming Street, Arlington, VA 22213 17 miles

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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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Oakwood Construction and Remodeling, LLC

107 South West Street, Alexandria, VA 22314 24.3 miles

Alexandria, VA permits one ADU per single-family, two-family, or townhouse property, with rules on height, footprint, and occupancy. Oakwood Construction and Remodeling, LLC helps homeowners navigate zoning requirements and build garage conversion... 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

Finecraft Contractors

104 Summit Hall Road, Gaithersburg, MD 20877 0.7 miles

38 years in business In-House Architect Turnkey Solutions

Finecraft Contractors is a Washington D.C.-based general contracting company with 35+ years in residential renovation. Services include kitchen remodels, bathroom upgrades, room additions, and full home gut renovations, backed by transparent proje... read more

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

Ben Norkin Architecture

7204 Trescott Avenue, Takoma Park, MD 20912 16.3 miles

Ben Norkin Architecture outlines ADU permit drawing requirements in Montgomery County, MD, covering site plans, zoning, drainage, floor plans, structural drawings, and energy compliance for detached ADUs, garage conversions, and backyard cottages.... read more

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

Doug Pruett Construction Company, Inc.

1932 Lincoln Drive, Annapolis, MD 21401 38.6 miles

Licensed Eco-Friendly

Doug Pruett Construction Company, Inc. is a full-service ADU contractor specializing in detached ADUs, garage conversions, backyard cottages, and in-law suites. They manage design, permitting, and construction in-house, ensuring code compliance an... read more

BBCDC Construction & General Contractors

3418 13th St NW, Washington, DC 20010 17.1 miles

BBCDC Construction & General Contractors specializes in ADU development in Washington, DC, managing zoning compliance, permits, and construction for detached, semi-detached, and attached accessory dwelling units across all residential zones.read more

Capital Dwelling

4812 W Street Northwest, Washington, DC 20007 18.5 miles

Licensed 40 years in business

Capital Dwelling is a Washington DC-based ADU specialist helping homeowners in the DMV region plan, design, and build accessory dwelling units. Services include feasibility assessments, permitting, architectural design, and construction management... read more

home Perfection Contracting

5244 Lyngate Court, Burke, VA 22015 22.6 miles

Home Perfection Contracting helps Northern Virginia homeowners plan accessory dwelling units, basement conversions, additions and in-law suites across Arlington and Fairfax County, navigating local zoning rules to turn design ideas into buildable,... read more

Moore Construction Group

913 Duke Street, Alexandria, VA 22314 24.4 miles

Luxury Builds

Moore Construction Group designs and builds custom home additions in Alexandria, VA and Northern Virginia, including basement ADU conversions, rear additions, master suites, and sunrooms, adding space and value without moving.

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JBL Construct LLC

3060 Williams Drive, Suite 300, #78, Fairfax, VA 22031 18.6 miles

Licensed

JBL Construct LLC builds Accessory Dwelling Units (ADUs) in Northern Virginia, handling zoning, permits, design, and construction. Services cover basement conversions, garage conversions, and detached cottages. Costs range from $275–$400+ per sq... read more

Oztan Studio

909 Rose Avenue, North Bethesda, MD 20852 7.7 miles

Oztan Studio offers ADU design services in Arlington, VA. ADUs boost property value, enable rental income & multigenerational living. Arlington requires specific zoning, size & parking rules. Costs range from $100K–$300K+.

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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.