Gallatin County, Montana ZIP codes
12 ZIP codes are in Gallatin County, plus 2 that cross in from neighboring counties. It's part of the Bozeman, MT metro area.
- ZIP codes
- 12
- Population in these ZIPs
- 124,462
- Avg. median income
- $93,600population-weighted
- Cities & towns
- 7
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Gallatin County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 59714 | Belgrade | 24,282 | $96,183 | $549,000 |
| 59715 | Bozeman | 39,643 | $88,407 | $874,400 |
| 59717 PO Box | Bozeman | — | — | — |
| 59718 | Bozeman | 44,585 | $99,123 | $642,000 |
| 59719 PO Box | Bozeman | — | — | — |
| 59730 | Gallatin Gateway | 2,399 | $98,305 | $1,397,100 |
| 59741 | Manhattan | 5,748 | $90,947 | $677,800 |
| 59752 | Three Forks | 5,404 | $86,767 | $550,500 |
| 59758 | West Yellowstone | 2,180 | $66,375 | $660,100 |
| 59760 | Willow Creek | 221 | $63,571 | $514,500 |
| 59771 PO Box | Bozeman | — | — | — |
| 59772 PO Box | Bozeman | — | — | — |
ZIP codes partly in Gallatin County
These ZIP codes are mostly in a neighboring county but cover part of Gallatin County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 59086 | Wilsall | Park County | 792 | $68,565 | $738,000 |
| 59716 | Big Sky | Madison County | 1,795 | $141,716 | $1,918,300 |
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 Gallatin County
Nearby counties
Frequently asked questions
How many ZIP codes are in Gallatin County, Montana?
12 ZIP codes are mainly in Gallatin County, and 2 more ZIP codes from neighboring areas reach partly into it.
What cities are in Gallatin County?
ZIP codes in Gallatin County use the city names Belgrade, Bozeman, Gallatin Gateway, Manhattan, Three Forks, West Yellowstone and Willow Creek.
What metro area is Gallatin County in?
Gallatin County is part of the Bozeman, MT metropolitan statistical area.