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ADU ConstructionCustom Home BuildingGeneral Contracting
Convenient Construction LLC (Home Remodeling Fire Alarm and Fire Sprinkler). Contractor. Open 24 hours
Looking for the best garage conversion contractors in Baltimore, Maryland? Our directory features 33 vetted garage conversion contractors serving the Baltimore area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.
Convenient Construction LLC (Home Remodeling Fire Alarm and Fire Sprinkler). Contractor. Open 24 hours
Apex Builders Group. Custom home builder. 4800 Roland Ave, Baltimore, MD 21210, United States
Eleazar Construction Services LLC. Construction company. 152 N East Ave, Baltimore, MD 21224
Specializing in ADU construction and related services in Baltimore, MD.
Dream Design Build & Remodeling, Inc.. General contractor. 726 S Beechfield Ave, Baltimore, MD 21229, United States
Specializing in ADU construction and related services in Baltimore, MD.
TradeMark Construction. Kitchen remodeler. 6806 Eastern Ave, Baltimore, MD 21224, United States
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Specializing in ADU construction and related services in Baltimore, MD.
Baltimore Handyman by Matt Ryan Construction. Handyman/Handywoman/Handyperson. 3118 Orlando Ave, Baltimore, MD 21234, United States
West Shore Home. Bathroom remodeler. 815 Central Ave Suite A, Linthicum Heights, MD 21090
DYS Construction LLC. Kitchen remodeler. 5900 Winner Ave, Baltimore, MD 21215, United States
Baltimore is one of the top markets for accessory dwelling units in Maryland. With growing demand for affordable housing, ADU construction in Baltimore offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of garage conversion contractors in Baltimore helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.
ADU construction costs in Baltimore typically range from $150,000 to $350,000 depending on size, design, and finishes. Garage conversions are generally less expensive ($80,000–$150,000), while custom-built detached ADUs can cost more. Get free quotes from our listed garage conversion contractors to compare prices.
Yes, ADU construction in Baltimore requires building permits. Maryland has specific ADU regulations, and local zoning laws may have additional requirements. Our listed builders can help you navigate the permitting process.
ADU construction timelines in Baltimore typically range from 4–12 months, depending on the project type. Prefab ADUs can be installed in 2–4 months, while custom builds may take 8–12 months including design and permitting.