Worst Air Quality in Maryland

Top 100 cities ranked by worst air quality

Best Maryland 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

Geography & Infrastructure

Highest Elevation Best Broadband Most EV Stations Most Libraries Most Restaurants

All Countries · United States · Maryland

Worst Air Quality — Maryland

1 Baltimore AQI 45

2 Frederick AQI 43

3 Temple Hills AQI 41

4 Flower Hill AQI 41

5 New Carrollton AQI 41

6 Lexington Park AQI 41

7 Brock Hall AQI 41

8 Joppatowne AQI 41

9 Accokeek AQI 41

10 California AQI 41

11 Green Valley AQI 41

12 Cambridge AQI 41

13 Linganore AQI 41

14 Riviera Beach AQI 41

15 Annapolis Neck AQI 41

16 Overlea AQI 41

17 Rosaryville AQI 41

18 Ocean Pines AQI 41

19 Honeygo AQI 41

20 Westphalia AQI 41

21 Lanham AQI 41

22 Largo AQI 41

23 Friendly AQI 41

24 Mitchellville AQI 41

25 Travilah AQI 41

26 Brandywine AQI 41

27 Halfway AQI 41

28 Timonium AQI 41

29 Forestville AQI 41

30 Bel Air AQI 41

31 Linthicum AQI 41

32 White Marsh AQI 41

33 Fort Meade AQI 41

34 La Plata AQI 41

35 Garrison AQI 41

36 Scaggsville AQI 41

37 Marlton AQI 41

38 Burtonsville AQI 41

39 Fallston AQI 41

40 Mount Airy AQI 41

41 Walker Mill AQI 41

42 Bladensburg AQI 41

43 Chevy Chase AQI 41

44 Coral Hills AQI 41

45 Chesapeake Ranch Estates AQI 41

46 Marlboro Village AQI 41

47 Bryans Road AQI 41

48 Jessup AQI 41

49 Cape St. Claire AQI 41

50 North Kensington AQI 41

51 Lansdowne AQI 41

52 Edgemere AQI 41

53 Fountainhead-Orchard Hills AQI 41

54 Silver Hill AQI 41

55 Middletown AQI 41

56 West Ocean City AQI 41

57 Hampton AQI 41

58 Berlin AQI 41

59 Deale AQI 41

60 Cresaptown AQI 41

61 Peppermill Village AQI 41

62 Layhill AQI 41

63 Ashton-Sandy Spring AQI 41

64 Manchester AQI 41

65 Chestertown AQI 41

66 Fruitland AQI 41

67 Poolesville AQI 41

68 Spring Ridge AQI 41

69 Abingdon AQI 41

70 District Heights AQI 41

71 Fulton AQI 41

72 Cheverly AQI 41

73 Marlow Heights AQI 41

74 Riverside AQI 41

75 Hampstead AQI 41

76 Glenarden AQI 41

77 Walkersville AQI 41

78 Wildewood AQI 41

79 Leisure World AQI 41

80 Stevensville AQI 41

81 Baltimore Highlands AQI 41

82 Mayo AQI 41

83 Edgewater AQI 41

84 Savage AQI 41

85 Mount Rainier AQI 41

86 Fairwood AQI 41

87 South Kensington AQI 41

88 Brunswick AQI 41

89 Robinwood AQI 41

90 Four Corners AQI 41

91 Darnestown AQI 41

92 Chesapeake Beach AQI 41

93 Thurmont AQI 41

94 Forest Glen AQI 41

95 Lutherville AQI 41

96 Bowleys Quarters AQI 41

97 Woodlawn CDP (Prince George's County) AQI 41

98 Taneytown AQI 41

99 Riverdale Park AQI 41

100 Urbana AQI 41

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

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.

Browse Rankings by Region

United States — By Region

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

By Country

Afghanistan Albania Algeria Angola Argentina Armenia Australia Austria Azerbaijan Bangladesh Belarus Belgium Benin Bolivia Bosnia and Herzegovina Botswana Brazil Brunei Bulgaria Burkina Faso Burundi Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Colombia Costa Rica Croatia Cuba Cyprus Czechia Democratic Republic of the Congo Denmark Dominican Republic Ecuador Egypt El Salvador Estonia Ethiopia Finland France Gabon Gambia Georgia Germany Ghana Greece Guadeloupe Guatemala Guinea Guinea-Bissau Haiti Honduras Hong Kong Hungary India Indonesia Iran Iraq Ireland Israel Italy Ivory Coast Jamaica Japan Jordan Kazakhstan Kenya Kuwait Kyrgyzstan Laos Latvia Lebanon Lesotho Liberia Libya Lithuania Luxembourg Madagascar Malawi Malaysia Mali Malta Mauritania Mauritius Mayotte Mexico Moldova Mongolia Morocco Mozambique Myanmar Namibia Nepal New Zealand Nicaragua Niger Nigeria North Korea North Macedonia Norway Oman Pakistan Palestinian Territory Panama Papua New Guinea Paraguay Peru Philippines Poland Portugal Puerto Rico Qatar Republic of the Congo Reunion Romania Russia Rwanda Saudi Arabia Senegal Serbia Sierra Leone Singapore Slovakia Slovenia Somalia South Africa South Korea South Sudan Spain Sri Lanka Sudan Suriname Sweden Switzerland Syria Taiwan Tajikistan Tanzania Thailand The Netherlands Togo Trinidad and Tobago Tunisia Turkey Turkmenistan Uganda Ukraine United Arab Emirates United Kingdom United States Uruguay Uzbekistan Venezuela Vietnam Yemen Zambia Zimbabwe