Licensed, insured pros serve every neighborhood in St. Louis. Considering an accessory dwelling unit for your St. Louis home? It's a fantastic way to add value, flexibility, and extra living space within our historic city. Whether you're looking to accommodate family, generate rental income, or create a home office, an ADU can be tailored to your needs. Louis. They handle the entire process, from initial design and permitting to the final construction, ensuring your ADU is built to last and meets all local codes. Let's explore the possibilities for your property. One quick call gets you a free quote — no obligation. This is the simplest way to get concrete answers about your ADU project. Same-day appointments are often available in St. Louis, allowing you to get moving quickly. The specialists you'll speak with are ready to assess your property and discuss the best ADU solutions for your specific situation. They can answer all your questions about design, costs, and the construction timeline. Call us today for your free, no-pressure consultation and take the first step towards enhancing your St. Louis home.
Building an ADU is a custom project, so costs vary based on your specific choices. Site conditions are the biggest factor; if your land requires significant grading, utility extensions, or foundation work, those expenses add up quickly. Choosing high-end finishes, custom cabinetry, or complex roof lines will also push the budget higher compared to a standard design. Prefabricated units often offer predictable costs, while custom site-built structures allow for more flexibility but can be harder to estimate upfront. Exact pricing confirmed free on the call.
Companies in this industry provide end-to-end solutions, including design, permitting, and construction. You need to hire a company when you prefer a single point of contact to handle the entire project rather than managing individual subcontractors yourself. Exact pricing confirmed free on the call. Licensed, insured pros serve your area — call now for a free estimate.
Potential disadvantages include increased utility costs for your main home and considerations regarding privacy or yard space. You'll also need to factor in ongoing maintenance. Discussing these with the pros during your free quote will help you understand the full impact on your St. Louis property.
ADU costs in Missouri vary based on size, materials, and site complexity. Factors like foundation work, plumbing, and electrical installations play a significant role. For an accurate estimate specific to your St. Louis location, obtaining a free quote from local professionals is essential.
St. Louis has specific zoning ordinances and building codes that govern ADUs. These rules often address lot coverage, setbacks, and the relationship between the ADU and the primary dwelling. Louis regulations. Licensed, insured pros serve your area — call now for a free estimate.
Yes, accessory dwelling units are permitted in St. Louis, provided they meet the city's zoning and building code requirements. These regulations typically cover aspects such as minimum lot size, occupancy limits, and design standards. Local professionals will ensure your project adheres to all these rules.
Typical ADU sizes in St. Louis can range from compact studios around 300-400 square feet to larger units of 600-800 square feet, depending on your needs and lot. The professionals will help determine the optimal size based on your property and city ordinances. Call for a personalized assessment.
The construction timeline for an ADU in St. Louis can vary, generally taking between 3 to 6 months, depending on permitting, the complexity of the design, and material availability. Early consultation with experienced builders can provide a more accurate projection for your specific project.
Also serving nearby: O Fallon · Springfield · Columbia · Champaign · Peoria
More on this: HUD ADU resources — ADU policy and financing research.
Serving all of St. Louis — population 281,754; about 4,565 residents per square mile across 61.7 sq mi.
Neighborhoods served in St. Louis: The Hill, Central West End, Tower Grove, Soulard, Benton Park — and every surrounding area.
Browse by state, then city.
All of Alabama · Birmingham · Huntsville · Mobile · Montgomery
All of Arizona · Chandler · Gilbert · Glendale · Mesa · Peoria · Phoenix · Scottsdale · Tempe · Tucson
All of California · Anaheim · Bakersfield · Chula Vista · Elk Grove · Fontana · Fremont · Fresno · Garden Grove · Glendale · Huntington Beach · Irvine · Lancaster · Long Beach · Los Angeles · Modesto · Moreno Valley · Oakland · Ontario · Oxnard · Palmdale · Rancho Cucamonga · Riverside · Sacramento · San Bernardino · San Diego · San Jose · Santa Ana · Santa Clarita · Santa Rosa · Stockton
All of Colorado · Aurora · Colorado Springs · Denver · Fort Collins
All of Florida · Cape Coral · Fort Lauderdale · Hialeah · Jacksonville · Miami · Orlando · Port St. Lucie · St. Petersburg · Tallahassee · Tampa
All of Georgia · Atlanta · Augusta-Richmond County · Columbus
All of Kentucky · Lexington-Fayette · Louisville/Jefferson County
All of Nevada · Henderson · Las Vegas · North Las Vegas · Reno
All of North Carolina · Cary · Durham · Fayetteville · Greensboro · Raleigh · Winston-Salem
All of Ohio · Akron · Cincinnati · Toledo
All of Oregon · Eugene · Portland · Salem
All of Tennessee · Chattanooga · Clarksville · Knoxville · Memphis · Nashville-Davidson metropolitan government (balance)
All of Texas · Arlington · Austin · Brownsville · Corpus Christi · Dallas · El Paso · Fort Worth · Frisco · Garland · Grand Prairie · Houston · Irving · Laredo · Lubbock · McKinney · Plano · San Antonio
All of Virginia · Chesapeake · Newport News · Norfolk · Richmond · Virginia Beach