2 Best ADU Builders in Kirkwood, Missouri
Verified ADU contractors and builders in Kirkwood, MO
Showing 1–2 of 2 listings
Mosby Building Arts - Kirkwood Studio
Transform your underutilized garage into functional living space with expert garage-to-living-space conversions in the Kirkwood area. Our specialized team handles every aspect of converting your garage into a bedroom, office, studio, or entertainment room that seamlessly integrates with your home's existing design and systems.
Spotwood Construction
Specializing in accessory dwelling unit construction throughout the Kirkwood area, this contractor brings expertise in building secondary residential spaces that maximize your property's potential. Whether you're planning a backyard cottage, garage conversion, or in-law suite, they deliver quality ADU projects tailored to local building codes and your family's needs.
Frequently Asked Questions — ADU Builders in Kirkwood
How much does it cost to hire an ADU builder in Kirkwood?
ADU construction costs in Kirkwood, Missouri 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 Kirkwood to get accurate quotes for your specific project.
How long does it take to build an ADU in Kirkwood?
In Kirkwood, 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 Missouri local regulations. Prefab and modular ADUs often have faster timelines than site-built units.
Do I need a permit to build an ADU in Kirkwood?
Yes, a building permit is required for ADU construction in Kirkwood, Missouri. Your ADU builder will typically handle the permit application as part of their service. Missouri has adopted streamlined ADU permitting laws in recent years, which may reduce wait times.
What types of ADUs can be built in Kirkwood?
Common ADU types in Kirkwood 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 Kirkwood ADU builder can advise on what's allowed on your specific parcel.