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Worst Air Quality in Oregon

Top 100 cities ranked by worst air quality

Best Oregon Cities

Composite rankings combining multiple weighted metrics — 4 topics from climate and air quality data.

Best Climate Cities
Warm temperatures, plenty of sunshine and clean air.
Cleanest Air Cities
Lowest pollution levels for healthy outdoor living.
Sunniest Cities
Most days of sunshine per year, with warm and dry climate.
Most Urban Cities
Densely populated city centers with the largest urban footprints.
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 Sunniest 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  ·  Oregon

Worst Air Quality — Oregon

1 Umatilla AQI 38
2 Portland AQI 32
3 Eugene AQI 32
4 Salem AQI 32
5 Gresham AQI 32
6 Hillsboro AQI 32
7 Bend AQI 32
8 Beaverton AQI 32
9 Medford AQI 32
10 Springfield AQI 32
11 Corvallis AQI 32
12 Albany AQI 32
13 Tigard AQI 32
14 Aloha AQI 32
15 Lake Oswego AQI 32
16 Grants Pass AQI 32
17 Keizer AQI 32
18 Oregon City AQI 32
19 Redmond AQI 32
20 McMinnville AQI 32
21 Bethany AQI 32
22 Tualatin AQI 32
23 West Linn AQI 32
24 Woodburn AQI 32
25 Forest Grove AQI 32
26 Wilsonville AQI 32
27 Newberg AQI 32
28 Happy Valley AQI 32
29 Roseburg AQI 32
30 Hayesville AQI 32
31 Klamath Falls AQI 32
32 Ashland AQI 32
33 Milwaukie AQI 32
34 Sherwood AQI 32
35 Altamont AQI 32
36 Cedar Mill AQI 32
37 Hermiston AQI 32
38 Central Point AQI 32
39 Lebanon AQI 32
40 Canby AQI 32
41 Oak Grove AQI 32
42 Dallas AQI 32
43 Pendleton AQI 32
44 Four Corners AQI 32
45 Troutdale AQI 32
46 The Dalles AQI 32
47 Coos Bay AQI 32
48 St. Helens AQI 32
49 Cornelius AQI 32
50 La Grande AQI 32
51 Sandy AQI 32
52 Oatfield AQI 32
53 Gladstone AQI 32
54 Ontario AQI 32
55 Oak Hills AQI 32
56 Prineville AQI 32
57 Monmouth AQI 32
58 White City AQI 32
59 Damascus AQI 32
60 Cottage Grove AQI 32
61 Santa Clara AQI 32
62 Silverton AQI 32
63 Newport AQI 32
64 North Bend AQI 32
65 Molalla AQI 32
66 Astoria AQI 32
67 Independence AQI 32
68 Sweet Home AQI 32
69 Lincoln City AQI 32
70 Eagle Point AQI 32
71 Florence AQI 32
72 Bull Mountain AQI 32
73 Rockcreek AQI 32
74 Sutherlin AQI 32
75 Cedar Hills AQI 32
76 River Road AQI 32
77 Hood River AQI 32
78 West Haven-Sylvan AQI 32
79 Stayton AQI 32
80 Scappoose AQI 32
81 Green AQI 32
82 Jennings Lodge AQI 32
83 Madras AQI 32
84 Seaside AQI 32
85 Milton-Freewater AQI 32
86 West Slope AQI 32
87 Garden Home-Whitford AQI 32
88 Junction City AQI 32
89 Brookings AQI 32
90 Raleigh Hills AQI 32
91 Sheridan AQI 32
92 Warrenton AQI 32
93 Talent AQI 32
94 Deschutes River Woods AQI 32
95 Winston AQI 32
96 Creswell AQI 32
97 Philomath AQI 32
98 Marlene Village AQI 32
99 Tillamook AQI 32
100 Veneta AQI 32

Explore the top 100 cities ranked by worst air quality in Oregon.

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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