Neighborhoods with the Cleanest Air in Colorado (2026 Rankings)
Air quality directly impacts your health and quality of life. We ranked 11 neighborhoods in Colorado by Air Quality Index (AQI). An AQI under 50 is considered "Good." The national average is AQI 42.
Air Quality (AQI): AQI 14
Home Value: $1,800,000
Population: 2,607
Walk Score: 78/100
AQI: 14
Air Quality (AQI): AQI 32
Home Value: $380,000
Population: 478,961
Walk Score: 88/100
AQI: 32
AspenCO
Air Quality (AQI): AQI 35
Home Value: $3,500,000
Population: 7,004
Walk Score: 90/100
AQI: 35
4
Cherry CreekDenver, CO
Air Quality (AQI): AQI 48
Home Value: $625,000
Population: 12,000
Walk Score: 92/100
AQI: 48
5
BoulderCO
Air Quality (AQI): AQI 48
Home Value: $780,000
Population: 105,673
Walk Score: 90/100
AQI: 48
6
RiNoDenver, CO
Air Quality (AQI): AQI 48
Home Value: $475,000
Population: 8,000
Walk Score: 76/100
AQI: 48
7
HighlandsDenver, CO
Air Quality (AQI): AQI 48
Home Value: $550,000
Population: 18,000
Walk Score: 94/100
AQI: 48
8
LoDoDenver, CO
Air Quality (AQI): AQI 48
Home Value: $520,000
Population: 10,000
Walk Score: 93/100
AQI: 48
9
DenverCO
Air Quality (AQI): AQI 48
Home Value: $530,000
Population: 715,522
Walk Score: 95/100
AQI: 48
10
AuroraCO
Air Quality (AQI): AQI 48
Home Value: $400,000
Population: 386,261
Walk Score: 39/100
AQI: 48
11
Air Quality (AQI): AQI 54
Home Value: $465,000
Population: 169,810
Walk Score: 92/100
AQI: 54
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