All InfoEnvironmentIdaho

Environment in Idaho

Environment data across 170 ZIP codes in Idaho

Idaho Snapshot

33

Avg AQI in Idaho

235

EV Stations in Idaho

46.2°F

Avg Annual Temperature

Last updated May 4, 2026.

How Idaho compares

Idaho

33

National Average

43

Idaho's avg median aqi is 22.3% lower than the national average.

These are the 10 ZIP codes with the best air quality in Idaho, 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 Idaho

#ZIP CodeCityMedian AQI
183226Challis6
283227Clayton6
3832356
483251Lost River6
583278Stanley6
683313Gannett19
783320Carey19
883333Hailey19
983340Ketchum19
108334819

FAQ

How many ZIP codes does Mubboo track in Idaho?

Mubboo tracks 170 ZIP codes in Idaho via the U.S. Census ZCTA basemap. Use the search box above to look up data for any specific ZIP.

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

Idaho's average median air quality index is lower the national average. See the "How Idaho 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 Idaho data:

← All Environment data across America

By Mubboo Editorial Team

Last reviewed May 4, 2026


Data sources

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

Mubboo may earn commissions from partner links. This does not affect our editorial independence.