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Air Quality in CO
Found 527 zip codes.
CO air quality summary: Explore EPA-sourced air quality data for zip codes across CO. Click on any zip code to view detailed PM2.5 levels, score breakdowns, and neighborhood comparisons to help you find the cleanest places to live or visit.
80134
Parker
80013
Aurora
80015
Aurora
80016
Aurora
80634
Greeley
80504
Longmont
80022
Commerce City
80219
Denver
80229
Denver
80525
Fort Collins
80020
Broomfield
80631
Greeley
80011
Aurora
80012
Aurora
80538
Loveland
80918
Colorado Springs
80233
Denver
80550
Windsor
80239
Denver
80126
Littleton
80602
Brighton
80123
Littleton
80537
Loveland
80526
Fort Collins
80501
Longmont
80401
Golden
80127
Littleton
80010
Aurora
80601
Brighton
80249
Denver
80916
Colorado Springs
80017
Aurora
80524
Fort Collins
80221
Denver
80014
Aurora
80210
Denver
80516
Erie
80521
Fort Collins
80104
Castle Rock
80211
Denver
80906
Colorado Springs
80220
Denver
80920
Colorado Springs
80138
Parker
80112
Englewood
80108
Castle Rock
80128
Littleton
80021
Broomfield
80003
Arvada
80231
Denver
80503
Longmont
81007
Pueblo
80031
Westminster
80909
Colorado Springs
80204
Denver
80228
Denver
80227
Denver
80260
Denver
80205
Denver
80027
Louisville
80241
Thornton
80831
Peyton
80004
Arvada
80911
Colorado Springs
80026
Lafayette
81005
Pueblo
81504
Grand Junction
81212
Canon City
80122
Littleton
80923
Colorado Springs
80226
Denver
80111
Englewood
80910
Colorado Springs
80817
Fountain
81001
Pueblo
80238
Denver
80922
Colorado Springs
80917
Colorado Springs
80129
Littleton
80132
Monument
81301
Durango
80247
Denver
80120
Littleton
80302
Boulder
80234
Denver
80005
Arvada
80109
Castle Rock
80907
Colorado Springs
80919
Colorado Springs
80209
Denver
80023
Broomfield
80214
Denver
80921
Colorado Springs
80033
Wheat Ridge
81004
Pueblo
80908
Colorado Springs
80304
Boulder
80301
Boulder
80303
Boulder
80528
Fort Collins
80130
Littleton
80439
Evergreen
80206
Denver
81401
Montrose
81501
Grand Junction
80915
Colorado Springs
80222
Denver
80110
Englewood
80237
Denver
80232
Denver
80113
Englewood
80124
Lone Tree
80203
Denver
80207
Denver
80002
Arvada
80904
Colorado Springs
80620
Evans
80212
Denver
80403
Golden
80534
Johnstown
80215
Denver
80924
Colorado Springs
80224
Denver
80223
Denver
80218
Denver
80007
Arvada
80018
Aurora
80202
Denver
80487
Steamboat Springs
80513
Berthoud
80121
Littleton
80216
Denver
80925
Colorado Springs
80751
Sterling
80236
Denver
81601
Glenwood Springs
80603
Brighton
80905
Colorado Springs
81521
Fruita
80465
Morrison
81503
Grand Junction
80903
Colorado Springs
80305
Boulder
80701
Fort Morgan
81507
Grand Junction
80125
Littleton
81101
Alamosa
80030
Westminster
81003
Pueblo
80107
Elizabeth
81623
Carbondale
80621
Fort Lupton
80549
Wellington
81416
Delta
81321
Cortez
81650
Rifle
80640
Henderson
81505
Grand Junction
80246
Denver
81147
Pagosa Springs
81520
Clifton
80863
Woodland Park
81625
Craig
81403
Montrose
80902
Colorado Springs
81082
Trinidad
81008
Pueblo
81506
Grand Junction
81006
Pueblo
81230
Gunnison
81632
Edwards
81620
Avon
81637
Gypsum
80230
Denver
81303
Durango
81050
La Junta
80543
Milliken
80424
Breckenridge
80517
Estes Park
81201
Salida
81611
Aspen
80615
Eaton
81052
Lamar
81631
Eagle
80498
Silverthorne
81122
Bayfield
80547
Timnath
80435
Dillon
80421
Bailey
80235
Denver
81211
Buena Vista
80433
Conifer
80927
Colorado Springs
80019
Aurora
80310
Boulder
81635
Parachute
81226
Florence
80461
Leadville
80723
Brush
81647
New Castle
80840
Usaf Academy
80514
Dacono
80102
Bennett
80913
Colorado Springs
81621
Basalt
81144
Monte Vista
80808
Calhan
81652
Silt
80816
Florissant
80530
Frederick
80136
Strasburg
81435
Telluride
80118
Larkspur
81137
Ignacio
81526
Palisade
81067
Rocky Ford
80829
Manitou Springs
80951
Colorado Springs
81323
Dolores
80542
Mead
81413
Cedaredge
80116
Franktown
80643
Keenesburg
81425
Olathe
80759
Yuma
80645
La Salle
81089
Walsenburg
80651
Platteville
81657
Vail
81240
Penrose
81252
Westcliffe
81054
Las Animas
80540
Lyons
80814
Divide
81328
Mancos
80642
Hudson
80106
Elbert
80422
Black Hawk
80807
Burlington
80135
Sedalia
80610
Ault
80446
Granby
80443
Frisco
81428
Paonia
80654
Wiggins
81419
Hotchkiss
81641
Meeker
80470
Pine
80466
Nederland
80440
Fairplay
80758
Wray
81125
Center
81132
Del Norte
81432
Ridgway
80103
Byers
80452
Idaho Springs
81224
Crested Butte
80734
Holyoke
81615
Snowmass Village
81648
Rangely
81063
Ordway
81524
Loma
80117
Kiowa
81326
Hesperus
81639
Hayden
80442
Fraser
80459
Kremmling
81223
Cotopaxi
80828
Limon
80133
Palmer Lake
80536
Livermore
80467
Oak Creek
80720
Akron
80650
Pierce
80105
Deer Trail
80644
Kersey
81062
Olney Springs
81415
Crawford
81418
Eckert
80512
Bellvue
80535
Laporte
81140
La Jara
80930
Colorado Springs
81073
Springfield
80447
Grand Lake
81120
Antonito
80813
Cripple Creek
81324
Dove Creek
81236
Nathrop
81151
Sanford
80137
Watkins
81069
Rye
80045
Aurora
80938
Colorado Springs
81039
Fowler
81047
Holly
80926
Colorado Springs
81055
La Veta
80864
Yoder
81624
Collbran
80731
Haxtun
81527
Whitewater
80482
Winter Park
81654
Snowmass
80737
Julesburg
81023
Beulah
81141
Manassa
80478
Tabernash
81334
Towaoc
81410
Austin
81154
South Fork
80821
Hugo
80743
Otis
81019
Colorado City
80451
Hot Sulphur Springs
80420
Alma
81152
San Luis
80833
Rush
81427
Ouray
81149
Saguache
81423
Norwood
80810
Cheyenne Wells
81022
Avondale
80520
Firestone
80809
Cascade
81643
Mesa
80480
Walden
81525
Mack
81091
Weston
80705
Log Lane Village
80836
Stratton
81133
Fort Garland
81424
Nucla
81630
De Beque
80444
Georgetown
81131
Crestone
80728
Fleming
81645
Minturn
80623
Gilcrest
80832
Ramah
81036
Eads
80454
Indian Hills
81523
Glade Park
80438
Empire
81233
Howard
80826
Limon
80653
Weldona
80545
Red Feather Lakes
80741
Merino
80515
Drake
80815
Flagler
80449
Hartsel
81235
Lake City
80648
Nunn
81058
Manzanola
81090
Walsh
81225
Crested Butte
81025
Boone
80827
Lake George
81242
Poncha Springs
80928
Colorado Springs
81143
Moffat
81020
Aguilar
81092
Wiley
81431
Redvale
81130
Creede
80428
Clark
81430
Placerville
80624
Gill
81041
Granada
81210
Almont
80510
Allenspark
81244
Rockvale
80860
Victor
81433
Silverton
80819
Green Mountain Falls
80835
Simla
81146
Mosca
81610
Dinosaur
80733
Hillrose
80736
Iliff
80744
Ovid
81123
Blanca
81076
Sugar City
81422
Naturita
81077
Swink
80427
Central City
80611
Briggsdale
81222
Coaldale
81253
Wetmore
80456
Jefferson
81126
Chama
80914
Colorado Springs
80455
Jamestown
80747
Peetz
80612
Carr
81327
Lewis
80481
Ward
80290
Denver
81656
Woody Creek
80483
Yampa
80726
Crook
81057
McClave
80804
Arriba
81331
Pleasant View
80820
Guffey
80101
Agate
81251
Twin Lakes
81332
Rico
80469
Phippsburg
80825
Kit Carson
81148
Romeo
80468
Parshall
81121
Arboles
80722
Atwood
80727
Eckley
80805
Bethune
81040
Gardner
80729
Grover
80436
Dumont
81649
Red Cliff
80818
Genoa
80735
Idalia
81221
Coal Creek
80755
Vernon
81136
Hooper
80652
Roggen
80812
Cope
81064
Pritchett
81071
Sheridan Lake
80453
Idledale
80432
Como
80824
Kirk
80834
Seibert
80457
Kittredge
80861
Vona
80622
Galeton
80131
Louviers
80546
Severance
80474
Rollinsville
80749
Sedgwick
81248
Sargents
80649
Orchard
81124
Capulin
80721
Amherst
81220
Cimarron
80425
Buffalo Creek
81320
Cahone
81241
Pitkin
81155
Villa Grove
81655
Wolcott
80822
Joes
81033
Crowley
80750
Snyder
80757
Woodrow
81029
Campo
81640
Maybell
80742
New Raymer
80823
Karval
81087
Vilas
81049
Kim
80532
Glen Haven
80830
Matheson
81243
Powderhorn
81237
Ohio City
81044
Hasty
80476
Silver Plume
81027
Branson
80929
Colorado Springs
81024
Boncarbo
80430
Coalmont
81030
Cheraw
80802
Arapahoe
80754
Stoneham
80025
Eldorado Springs
81330
Mesa Verde National Park
81429
Paradox
81434
Somerset
81426
Ophir
81129
Conejos
81646
Molina
80426
Burns
80463
McCoy
80801
Anton
81325
Egnar
80740
Lindon
81227
Monarch
81081
Trinchera
80423
Bond
81335
Yellow Jacket
81638
Hamilton
80473
Rand
80939
Colorado Springs
81059
Model
81045
Haswell
80862
Wild Horse
80732
Hereford
80475
Shawnee
81084
Two Buttes
80746
Paoli
81128
Chromo
80024
Dupont
80434
Cowdrey
80479
Toponas
80745
Padroni
81043
Hartman
81411
Bedrock
81138
Jaroso
81642
Meredith
81021
Arlington
81239
Parlin
81046
Hoehne
80264
Denver
80266
Denver
80293
Denver
80294
Denver
80419
Golden
80448
Grant
80471
Pinecliffe
80544
Niwot
80646
Lucerne
81228
Granite
81232
Hillside
81522
Gateway
81612
Aspen
81633
Dinosaur
81653
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Frequently Asked Questions
How often is this air quality data updated?
Our historical trend models and annual rankings are updated regularly based on official EPA data to ensure reports reflect the latest available long-term trends.
What sources does CleanAirData use?
We rely strictly on official U.S. Environmental Protection Agency (EPA) monitoring station data for all historical air quality scoring and reports.