Missoula, MT metro area ZIP codes
The Missoula, MT metropolitan statistical area (CBSA 33540) covers 2 counties in Montana and 22 ZIP codes.
- ZIP codes
- 22
- Population
- 125,009
- Avg. median income
- $76,100population-weighted
- Counties
- 2
Click anywhere on the map to see which ZIP code it's in.
Counties in the Missoula, MT area
- Mineral County, MT
- Missoula County, MT (central)
ZIP codes in the Missoula, MT area
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
Frequently asked questions
How many ZIP codes are in the Missoula, MT metro area?
22 ZIP codes, based on each ZIP code's main county.
Which counties make up the Missoula, MT area?
Mineral County and Missoula County.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).