All InfoEnvironmentMontana

Environment in Montana

Environment data across 200 ZIP codes in Montana

Montana Snapshot

28

Avg AQI in Montana

159

EV Stations in Montana

44.0°F

Avg Annual Temperature

Last updated May 4, 2026.

How Montana compares

Montana

28

National Average

43

Montana's avg median aqi is 34.8% lower than the national average.

These are the 10 ZIP codes with the best air quality in Montana, ranked by lowest median Air Quality Index from EPA AirData. Click any ZIP code for the full local snapshot.

Best Air Quality ZIP Codes in Montana

#ZIP CodeCityMedian AQI
1590124
2590394
359043Lame Deer4
459054Melstone4
5590834
659323Colstrip4
759327Forsyth4
8593334
959347Rosebud4
1059824Kicking Horse9

FAQ

How many ZIP codes does Mubboo track in Montana?

Mubboo tracks 200 ZIP codes in Montana via the U.S. Census ZCTA basemap. Use the search box above to look up data for any specific ZIP.

How does Montana's average median air quality index compare nationally?

Montana's average median air quality index is lower the national average. See the "How Montana compares" callout above for the precise side-by-side comparison.

How fresh is this data?

Mubboo refreshes each data source on its native cadence — HUD Fair Market Rents annually (October), Tax Foundation tables annually, and federal datasets per their published schedules. Each page caches for 24 hours via ISR. See our methodology page for details.

Data sources: EPA Air Quality System (AQS), NOAA NCEI 1991-2020 Climate Normals, U.S. DOE Alternative Fuels Data Center. Mubboo refreshes each source on its native cadence (HUD annually, Tax Foundation annually, etc.). See our full methodology →

More Montana data:

← All Environment data across America

By Mubboo Editorial Team

Last reviewed May 4, 2026


Data sources

State-level aggregates for Montana. Individual ZIP-code values may differ — use the ZIP search above for granular data.

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