Accessory dwelling unit construction — Nashville-Davidson metropolitan government (balance), TN

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

This is the physical process of building your unit, from pouring the foundation and framing the walls to installing plumbing and electrical. Construction quality varies based on your choice of materials and the complexity of the site design. Proper construction ensures your unit is insulated, safe, and meets all energy efficiency standards. You need this service when you have your permits ready and are prepared to build. Exact pricing confirmed free on the call.

Frequently asked in Nashville-Davidson metropolitan government (balance)

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More on this: HUD ADU resources — ADU policy and financing research.

Service area details

Serving all of Nashville-Davidson metropolitan government (balance) — population 687,788.

Neighborhoods served in Nashville-Davidson metropolitan government (balance): Midtown, The Gulch, Germantown, East Nashville, Green Hills, Melrose — and every surrounding area.