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The cost of building an Accessory Dwelling Unit (ADU) varies significantly based on size, design, and finishes. In the Miami area, a standard detached ADU typically ranges from $150 to $300 per square foot. This includes foundation, framing, roofing, and basic interior finishes. However, complex projects with custom kitchens, bathrooms, or high-end materials will increase the budget. Permitting and impact fees in Miami-Dade County also add several thousand dollars to the total. For a more specific cost breakdown related to converting existing space, we recommend reading our detailed guide Garage To Living Space Conversion Costs In South Florida. Trusst Construction advises homeowners to obtain at least three detailed bids to compare scope and pricing accurately.
An ADU, or Accessory Dwelling Unit, is a secondary, self-contained residential structure built on the same lot as a primary single-family home. These units, often called granny flats, in-law suites, or backyard cottages, include their own kitchen, bathroom, and living space. They are a popular solution for increasing housing density without altering a neighborhood's character. For homeowners in Miami, Miami Beach, and Hialeah, building an ADU requires careful navigation of local zoning laws, setback requirements, and permitting processes. For a detailed breakdown of regulations, costs, and the turnkey process specific to our service area, please refer to our internal guide: ADU Construction In Miami-Dade: Zoning, Permitting, And Turnkey Cost Guide. Trusst Construction can help you evaluate your property's potential for this type of project.
An Accessory Dwelling Unit (ADU) is a secondary, self-contained residential structure built on the same lot as a primary home. In Miami-Dade County, these units are a popular solution for generating rental income or accommodating family members. The construction process involves strict adherence to local zoning codes, which regulate setbacks, lot coverage, and height restrictions. Before breaking ground, you must secure the proper building permits from the local building department. For a comprehensive breakdown of the specific regulations, cost factors, and step-by-step permitting process in Miami, Miami Beach, and Hialeah, we recommend reviewing our internal article titled ADU Construction In Miami-Dade: Zoning, Permitting, And Turnkey Cost Guide. This guide will help you navigate the complexities of building an ADU while ensuring your project remains compliant with all municipal requirements.