Nashville's northern suburb with Old Hickory Lake. Fast-growing, rising prices, but still pockets of buildable rural land.
Possible but increasingly regulated. Sumner County's rapid growth means zoning is tightening. Agricultural zones still welcome barndominiums in the eastern and northern parts of the county.
| Zone | Min Lot | Barndo OK? |
|---|---|---|
| A (Agricultural) | 3 acres | ✅ Yes |
| RS-1 (Residential Single-Family) | 1 acre | ⚠️ Conditional |
| RS-2 (Residential Medium) | 20,000 sqft | ❌ No |
Source: Sumner County Regional Planning Commission
Tennessee allows owner-builders to act as their own general contractor for personal residences. Licensed subs needed for electrical, plumbing, and HVAC.
Sumner County Building Dept 355 N Belvedere Dr, Gallatin, TN 37066 (615) 451-6097 Mon–Fri 7:30 AM – 4:00 PM
Moderate flood risk. Old Hickory Lake and the Cumberland River create flood zones along the southern edge. Northern upland areas are generally clean.
Source: FEMA National Flood Hazard Layer, USDA Web Soil Survey
Sumner County prices have risen sharply with Nashville's boom. Land is $38K/acre median — affordable by Nashville standards but expensive for rural Tennessee.
Source: U.S. Census Bureau ACS 2024, Sumner County Assessor
Sumner County is Nashville's northern escape route. Gallatin and Hendersonville are booming suburbs, but head north and you'll find rolling farmland with Nashville paychecks.
30 minutes to downtown Nashville with suburban amenities and rural edges.
18.5% growth in 10 years. One of TN's fastest-growing counties.
Nashville's music, food, and culture scene is a short drive away.
Good infrastructure in Gallatin and Hendersonville. Northern rural areas use wells and septic. Broadband expanding but patchy in the north.
Northern rural areas of Sumner County may qualify for USDA Rural Development. Gallatin, Hendersonville, and southern areas are excluded.
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