2 Best ADU Builders in Union, Missouri
Verified ADU contractors and builders in Union, MO
Showing 1–2 of 2 listings
Auto Air Garage LLC
Transform your underutilized garage into functional living space with our expert conversion services in Union, MO. We specialize in garage-to-living-space renovations that maximize your home's potential while maintaining quality craftsmanship and local building compliance.
Feth Construction
Specializing in garage-to-living-space conversions throughout the Union, MO area, we transform your garage into a functional bedroom, office, or recreation room with expert craftsmanship and attention to detail. Our team handles everything from structural modifications to finishing touches, ensuring your conversion meets local codes and enhances your home's value.
Frequently Asked Questions — ADU Builders in Union
How much does it cost to hire an ADU builder in Union?
ADU construction costs in Union, 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 Union to get accurate quotes for your specific project.
How long does it take to build an ADU in Union?
In Union, 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 Union?
Yes, a building permit is required for ADU construction in Union, 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 Union?
Common ADU types in Union 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 Union ADU builder can advise on what's allowed on your specific parcel.