Treasure County, Montana ZIP codes
3 ZIP codes are in Treasure County.
- ZIP codes
- 3
- Population in these ZIPs
- 996
- Avg. median income
- $60,300population-weighted
- Cities & towns
- 3
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ZIP codes in Treasure County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 59010 | Bighorn | 220 | $73,250 | $344,700 |
| 59038 | Hysham | 750 | $56,513 | $211,800 |
| 59076 | Sanders | 26 | — | — |
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 Treasure County
Nearby counties
Frequently asked questions
How many ZIP codes are in Treasure County, Montana?
3 ZIP codes are mainly in Treasure County.
What cities are in Treasure County?
ZIP codes in Treasure County use the city names Bighorn, Hysham and Sanders.