All InfoEnvironmentKentucky

Environment in Kentucky

Environment data across 241 ZIP codes in Kentucky

Kentucky Snapshot

42

Avg AQI in Kentucky

387

EV Stations in Kentucky

56.2°F

Avg Annual Temperature

Last updated May 4, 2026.

How Kentucky compares

Kentucky

42

National Average

43

Kentucky's avg median aqi is 2.3% lower than the national average.

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

#ZIP CodeCityMedian AQI
14113237
24114237
341143Grayson37
44114637
541164Olive Hill37
64118137
742301Owensboro37
842303Owensboro37
942355Maceo37
1042356St. Joseph37

FAQ

How many ZIP codes does Mubboo track in Kentucky?

Mubboo tracks 241 ZIP codes in Kentucky via the U.S. Census ZCTA basemap. Use the search box above to look up data for any specific ZIP.

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

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

← All Environment data across America

By Mubboo Editorial Team

Last reviewed May 4, 2026


Data sources

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

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