Last updated: September 24, 2026
What affects the price
Building an ADU involves variables that shift your total investment. The footprint size and complexity of the architectural design are primary factors. Are you planning a detached unit that requires new utility trenching, or is this a garage conversion that uses existing plumbing? Site accessibility, soil conditions, and your choice of finishes—like luxury flooring versus standard options—also play significant roles. Permitting fees vary widely depending on your local municipality and current zoning requirements. Exact pricing confirmed free on the call.
About this service
The construction process for an ADU involves taking a project from the initial design phase through final inspections. You need this service when you are ready to convert a garage, build a basement apartment, or construct a new detached unit. It covers everything from foundation work and framing to utility hookups and interior finishing. Costs depend on the size of the unit and the complexity of your site. Exact pricing confirmed free on the call.
Frequently asked in Buffalo
What are the options for a modular ADU in Buffalo?
Who are some ADU contractors in Buffalo?
What is the cost of an ADU in Buffalo?
What does accessory dwelling unit mean?
Where can I find an ADU near me in Buffalo?
What are ADU housing options in Buffalo?
What permit is needed for an ADU in Buffalo?
Also serving nearby: Rochester · Erie · Syracuse · Cleveland · Pittsburgh
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Buffalo — population 274,678; about 6,802 residents per square mile across 40.4 sq mi. ZIP codes covered include 14201, 14202, 14203, 14204, 14205, 14206, 14207, 14208.
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