Can you build a duplex in Nashville, TN?

Unclear — verify with the town

The source packet does not include the full current land use table, so small multifamily feasibility depends heavily on exact district and overlays. Some lower-density residential districts clearly do not allow multifamily by right.

Confidence: low · Last researched May 2026

Dimensional standards in Nashville, TN

RS5 — minimum lot area	5,000 square feet per lot — Cited in Nashville’s zoning guide as an example parcel zoning description.
RS5 example parcel — minimum rear setback	20 foot — Described in the city’s zoning guide example for 141 Elmhurst Ave.
RS5 example parcel — minimum side setback	5 foot — Described in the city’s zoning guide example for 141 Elmhurst Ave.
single-family and two-family structures generally — street setback on minor-local and local streets	20 foot setback — Per city zoning guide summary of Section 17.12.030.
single-family and two-family structures generally — street setback on all other streets	40 foot setback — Per city zoning guide summary of Section 17.12.030.
R6 (sample property) — minimum lot area	6,000 Square Feet — From third-party 2022 zoning report; verify against current code for the actual parcel and building type.
RS10 (sample property) — minimum lot area	10,000 Square Feet — From third-party 2022 zoning report; verify against current code for the actual parcel and building type.
accessory buildings / DADUs with a footprint of eight hundred fifty square feet or less and located to the rear of a principal structure — minimum side setback	one-half of that required for the zoning district, but not less than three feet — Official DADU guidance citing Section 17.12.040E.1.a.
accessory buildings / DADUs with a footprint of eight hundred fifty square feet or less and located to the rear of a principal structure — minimum rear setback	at least three feet — If garage doors or carport openings face directly to an alley, minimum rear setback shall be ten feet.
accessory buildings / DADUs with a footprint of more than eight hundred fifty square feet — setbacks	full setbacks of the zoning district — Official DADU guidance citing Section 17.12.040E.1.a.

Related questions

Are ADUs allowed in Nashville, TN?

A DADU is a small, detached single-unit residence on the same lot as an existing single-family residence. It is allowed only when the parcel’s zoning district shows DADU permitted with conditions and the parcel satisfies lot, service-area, and other eligibility rules.

Are short-term rentals allowed in Nashville, TN?

The official DADU guidance says owner-occupied short-term rental use is not permitted in certain newly built or newly established DADUs on single-family-zoned, Residential Neighborhood-zoned, or Residential Limited-zoned lots.

What are the setback requirements in Nashville, TN?

Setbacks vary by district. Examples — RS5 example parcel minimum rear setback: 20 foot (conditions apply); RS5 example parcel minimum side setback: 5 foot (conditions apply); single-family and two-family structures generally street setback on minor-local and local streets: 20 foot setback (conditions apply); single-family and two-family structures generally street setback on all other streets: 40 foot setback (conditions apply). Always confirm the exact yard requirements for your district with Nashville, TN.

Full investor analysis

The full Nashville, TN report breaks down duplex and 2–4 unit feasibility by district, the approval path, and the density/dimensional limits that decide whether the numbers work. First town report is free.

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More about Nashville, TN zoning

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This summary is AI-generated from public municipal sources and is not legal, engineering, or land-use advice. Always verify zoning with Nashville, TN officials before making decisions.

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