Cleanest Air in Colorado

Top 89 cities ranked by cleanest air

Best Cities For...

Composite rankings combining multiple weighted metrics, 5 topics across U.S. Census, FBI, NOAA and CDC data.

Best Cities for Retirees
Low crime, warm climate, affordable cost of living and strong healthcare access.
Best Cities for Remote Workers
Strong broadband, affordable rent, low traffic and existing remote-work culture.
Best Cities for Families
Strong schools, low crime, affordable homes and family-friendly commutes.
Best Cities for Young Professionals
High incomes, educated peers, transit access and an under-35 demographic.
Most Affordable Cities
The lowest cost of living across home prices, rent, services and rent burden.
Population & Density
Largest Cities Smallest Cities Most Dense Least Dense
Economy
Highest Income Lowest Income Lowest Unemployment Highest Unemployment Lowest Poverty Highest Poverty Highest Wages Cheapest Cost of Living
Housing
Highest Home Value Most Affordable Highest Rent Lowest Rent Highest Homeownership Newest Housing Lowest Property Tax
Demographics & Education
Most Educated Best Schools Most Graduate Degrees Youngest Cities Oldest Cities Most Veterans
Health & Safety
Safest Cities Highest Crime Healthiest Cities Lowest Smoking Best Doctor Access Best Dental Access
Climate & Air
Warmest Cities Coldest Cities Rainiest Cities Driest Cities Snowiest Cities Cleanest Air Worst Air Quality
Quality of Life
Shortest Commute Most Work From Home
Civic & Politics
Most Republican Most Democratic Most Disasters
Geography & Infrastructure
Highest Elevation Best Broadband Most EV Stations Most Libraries Most Restaurants
All Countries  ·  United States  ·  Colorado

Cleanest Air - Colorado

1 Steamboat Springs AQI 12
2 Craig AQI 12
3 Cañon City AQI 13
4 Salida AQI 13
5 Aspen AQI 19
6 Alamosa AQI 26
7 Pueblo West AQI 44
8 Pueblo AQI 44
9 Cortez AQI 45
10 Battlement Mesa AQI 46
11 Durango AQI 46
12 Gleneagle AQI 48
13 Black Forest AQI 48
14 Clifton AQI 48
15 Lone Tree AQI 48
16 Fruita AQI 48
17 Castle Pines AQI 48
18 The Pinery AQI 48
19 Monument AQI 48
20 Stonegate AQI 48
21 Woodmoor AQI 48
22 Parker AQI 48
23 Redlands AQI 48
24 Grand Junction AQI 48
25 Castle Rock AQI 48
26 Fruitvale AQI 48
27 Orchard Mesa AQI 48
28 Highlands Ranch AQI 48
29 Carbondale AQI 49
30 Stratmoor AQI 49
31 Air Force Academy AQI 49
32 Glenwood Springs AQI 49
33 Gunbarrel AQI 49
34 Rifle AQI 49
35 Colorado Springs AQI 49
36 Estes Park AQI 49
37 Fort Carson AQI 49
38 Boulder AQI 49
39 Longmont AQI 49
40 Cimarron Hills AQI 49
41 Security-Widefield AQI 49
42 Fountain AQI 49
43 Erie AQI 49
44 Roxborough Park AQI 50
45 Lakewood AQI 50
46 Sheridan AQI 50
47 Applewood AQI 50
48 Evergreen AQI 50
49 Littleton AQI 50
50 Dakota Ridge AQI 50
51 Ken Caryl AQI 50
52 Columbine AQI 50
53 Golden AQI 50
54 West Pleasant View AQI 50
55 Fort Collins AQI 54
56 Firestone AQI 54
57 Dacono AQI 54
58 Greeley AQI 54
59 Johnstown AQI 54
60 Frederick AQI 54
61 Loveland AQI 54
62 Timnath AQI 54
63 Lochbuie AQI 54
64 Fort Lupton AQI 54
65 Milliken AQI 54
66 Eaton AQI 54
67 Evans AQI 54
68 Mead AQI 54
69 Severance AQI 54
70 Windsor AQI 54
71 Berthoud AQI 54
72 Wellington AQI 54
73 Dove Valley AQI 55
74 Aurora AQI 55
75 Todd Creek AQI 55
76 Meridian AQI 55
77 Denver AQI 55
78 Cherry Hills Village AQI 55
79 Thornton AQI 55
80 Centennial AQI 55
81 Derby AQI 55
82 Commerce City AQI 55
83 Brighton AQI 55
84 Northglenn AQI 55
85 Englewood AQI 55
86 Cherry Creek AQI 55
87 Four Square Mile AQI 55
88 Greenwood Village AQI 55
89 Welby AQI 55

Explore the top 89 cities ranked by cleanest air in Colorado.

City rankings help residents, researchers, and policymakers understand how communities compare across important quality-of-life measures.

Data is sourced from the U.S. Census Bureau, FBI Crime Statistics, and NOAA climate records.

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