Sumner County, Tennessee ZIP codes
9 ZIP codes are in Sumner County, plus 3 that cross in from neighboring counties. It's part of the Nashville-Davidson--Murfreesboro--Franklin, TN metro area.
- ZIP codes
- 9
- Population in these ZIPs
- 191,189
- Avg. median income
- $89,100population-weighted
- Cities & towns
- 8
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Sumner County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 37022 | Bethpage | 5,728 | $79,375 | $346,500 |
| 37031 | Castalian Springs | 3,926 | $98,114 | $422,500 |
| 37048 | Cottontown | 6,380 | $100,446 | $475,600 |
| 37066 | Gallatin | 64,650 | $81,614 | $441,300 |
| 37075 | Hendersonville | 73,522 | $101,850 | $509,900 |
| 37077 PO Box | Hendersonville | — | — | — |
| 37119 PO Box | Mitchellville | — | — | — |
| 37148 | Portland | 26,274 | $81,633 | $328,500 |
| 37186 | Westmoreland | 10,709 | $59,545 | $283,700 |
ZIP codes partly in Sumner County
These ZIP codes are mostly in a neighboring county but cover part of Sumner County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 37049 | Cross Plains | Robertson County | 4,160 | $90,048 | $418,100 |
| 37072 | Goodlettsville | Davidson County | 32,208 | $78,123 | $400,400 |
| 37188 | White House | Robertson County | 18,241 | $90,856 | $385,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Sumner County
Nearby counties
Frequently asked questions
How many ZIP codes are in Sumner County, Tennessee?
9 ZIP codes are mainly in Sumner County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Sumner County?
ZIP codes in Sumner County use the city names Bethpage, Castalian Springs, Cottontown, Gallatin, Hendersonville, Mitchellville, Portland and Westmoreland.
What metro area is Sumner County in?
Sumner County is part of the Nashville-Davidson--Murfreesboro--Franklin, TN metropolitan statistical area.