Nashville, TN Building Setbacks & Zoning: Structure Height Limits (2026)
Key Facts
- Standard cap
- 24 ft eave, 35 ft ridge
- Large-lot districts
- flat 3-story cap
- Downtown loop area
- 3 stories / 45 ft max
- Height measured from
- average grade plane, post-development
- Enforced by
- Metro zoning administrator
Summary
Metro Nashville caps most single-family and two-family homes at 24 feet to the eave and 35 feet to the roof ridge, with flat 3-story caps in large-lot districts and inside the I-40/I-65 loop.
Maximum height to eave/parapet limited to 24 feet; maximum height to roof ridge line limited to 35 feet, excluding elevator or stair bulkheads and chimneys or flues. If fifty percent or more of the existing structures on the same block face and oriented to the same street are more than 35 feet in height, then the maximum height is limited to 3 stories in 45 feet. Any exposed foundation in an existing structure on the same block face and oriented to the same street shall count toward the height of that structure.
Note 7: Within the area bounded to the north by Interstate 65, to the west by Interstates 65 & 40, to the south by Interstate 40, and to the east by Interstate 24, the maximum allowed height shall be 3 stories in 45 feet. The eave and ridge height maximums established in Note 6 shall not apply to single-family and two-family permits within the area described in this note.
Note 8: For all districts, height shall be measured from the average grade plane post-development.
Table 17.12.020B MULTIFAMILY, MOBILE HOMES AND NONRESIDENTIAL USES
Zoning Districts Min. Lot Area
(sq. ft.) Max. Density (units per acre) Max. FAR Max.
ISR Min. Rear Setback (in ft.) Min. Side Setback (in ft.) Max. Height at Setback Line (in ft.) Slope of Height Control Plane (V to H) AG 5 acres Doesn't apply 0.40 0.60 20 30 20 2 to 1 AR2a 2 acres Doesn't apply 0.40 0.60 20 30 20 2 to 1 RS80, R80 80,000 Doesn't apply 0.40 0.60 20 30 20 2 to 1
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 53 | Charter: Republication 9).
Full Breakdown
Metropolitan Code of Laws § 17.12.020, Table 17.12.020A sets the height cap for single-family and two-family dwellings by zoning district. Districts with a 2.5-story nominal cap (RS30/R30 down through RS3.75, plus R6-R10 equivalents) are limited under Note 6 to 24 feet at the eave or parapet and 35 feet at the roof ridge; if half or more of existing homes on the same block face already exceed 35 feet, the cap becomes 3 stories/45 feet. Larger-lot districts, AG, AR2a, RS80/R80 and RS40/R40, get a flat 3-story cap. Note 7 imposes a stricter 3-stories/45-foot limit citywide within the loop bounded by I-65, I-40 and I-24 around downtown. Height is measured from the average grade plane after development, per Note 8.
Violations & Fines
Metro Codes Department enforces height limits through building permit plan review; construction exceeding the eave/ridge or story cap can be denied a permit, red-tagged, or ordered to remove the non-compliant portion.
Frequently Asked Questions
How tall can I build a house in Nashville?
Are height limits different downtown?
What about large-lot districts like AG or RS80?
Sources & Official References
Other rules in Nashville
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