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ADU ContractorsKansas City, MO

Best ADU contractors in Kansas City, Missouri

Looking for the best ADU contractors in Kansas City, Missouri? Our directory features 24 vetted adu contractors serving the Kansas City area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.

24 adu contractors found
Average rating: 4.9

Top ADU contractors in Kansas City

Verified

Elite One, Inc.

Kansas City, MO
5.0(4)
ADU ConstructionHome Addition

Specializing in ADU construction and related services in Kansas City, MO.

SixTwentyOne

Kansas City, MO
5.0(2)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

Featured

Cowbell Designs

Kansas City, MO
5.0(2)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

Verified

DW Elite Decks

Kansas City, MO
5.0(222)
ADU Construction

DW Elite Decks is a Kansas City deck builder specializing in design & construction of high quality custom decks, porches, patios, and outdoor living areas.

a3g architects

Kansas City, MO
5.0(7)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

STAK Architecture

Kansas City, MO
5.0(3)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

NSPJ Architects

Kansas City, MO
4.9(43)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

Verified

RDM Architecture

Kansas City, MO
4.8(34)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

Verified

B+A Architecture

Kansas City, MO
4.7(3)
ADU ConstructionDesign-Build ADU

Specializing in ADU construction and related services in Kansas City, MO.

Why Choose ADU Contractors in Kansas City?

Kansas City is one of the top markets for accessory dwelling units in Missouri. With growing demand for affordable housing, ADU construction in Kansas City offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of adu contractors in Kansas City helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.

What to Look for in ADU contractors

  • 1
    Licensed and insured adu contractors with experience in Kansas City
  • 2
    Knowledge of Kansas City zoning laws and ADU permit requirements
  • 3
    Portfolio of completed ADU projects in the Kansas City area
  • 4
    Transparent pricing and detailed project timelines
  • 5
    Strong reviews and ratings from local homeowners
  • 6
    Warranty coverage on construction and materials

Frequently Asked Questions

How much does it cost to build an ADU in Kansas City?

ADU construction costs in Kansas City 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 adu contractors to compare prices.

Do I need a permit to build an ADU in Kansas City, Missouri?

Yes, ADU construction in Kansas City requires building permits. Missouri has specific ADU regulations, and local zoning laws may have additional requirements. Our listed builders can help you navigate the permitting process.

How long does it take to build an ADU in Kansas City?

ADU construction timelines in Kansas City 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.