Cities with the Cleanest Air in Maryland.

Cities in Maryland with the most good AQI days per year.

104 cities ranked · See the national list

#	City	Population	Good AQI Days	Median AQI	Unhealthy Days
1	Cambridge	13,152	314 days/yr	39	0 days/yr
2	Bowie	57,926	306 days/yr	40	0 days/yr
3	Clinton	38,376	306 days/yr	40	0 days/yr
4	Chillum	34,871	306 days/yr	40	0 days/yr
5	College Park	34,540	306 days/yr	40	0 days/yr
6	Laurel	29,798	306 days/yr	40	0 days/yr
7	South Laurel	29,272	306 days/yr	40	0 days/yr
8	Fort Washington	25,134	306 days/yr	40	0 days/yr
9	Greenbelt	24,678	306 days/yr	40	0 days/yr
10	Landover	24,514	306 days/yr	40	0 days/yr
11	Suitland	23,793	306 days/yr	40	0 days/yr
12	Camp Springs	22,544	306 days/yr	40	0 days/yr
13	Langley Park	21,508	306 days/yr	40	0 days/yr
14	Hyattsville	20,966	306 days/yr	40	0 days/yr
15	Beltsville	19,176	306 days/yr	40	0 days/yr
16	East Riverdale	18,336	306 days/yr	40	0 days/yr
17	Seabrook	18,317	306 days/yr	40	0 days/yr
18	Oxon Hill	17,893	306 days/yr	40	0 days/yr
19	Adelphi	17,395	306 days/yr	40	0 days/yr
20	Glassmanor	16,981	306 days/yr	40	0 days/yr
21	Hillcrest Heights	16,063	306 days/yr	40	0 days/yr
22	Summerfield	15,065	306 days/yr	40	0 days/yr
23	Accokeek	14,362	306 days/yr	40	0 days/yr
24	Lake Arbor	14,335	306 days/yr	40	0 days/yr
25	Kettering	14,014	306 days/yr	40	0 days/yr
26	Glenn Dale	13,772	306 days/yr	40	0 days/yr
27	Brock Hall	13,615	306 days/yr	40	0 days/yr
28	New Carrollton	13,564	306 days/yr	40	0 days/yr
29	Westphalia	13,228	306 days/yr	40	0 days/yr
30	Rosaryville	12,883	306 days/yr	40	0 days/yr
31	Largo	12,229	306 days/yr	40	0 days/yr
32	Brandywine	12,160	306 days/yr	40	0 days/yr
33	Lanham	11,433	306 days/yr	40	0 days/yr
34	Mitchellville	11,359	306 days/yr	40	0 days/yr
35	Friendly	11,119	306 days/yr	40	0 days/yr
36	Forestville	10,495	306 days/yr	40	0 days/yr
37	Marlton	10,222	306 days/yr	40	0 days/yr
38	Germantown	90,719	299 days/yr	39	0 days/yr
39	Silver Spring	81,462	299 days/yr	39	0 days/yr
40	Gaithersburg	69,825	299 days/yr	39	0 days/yr
41	Bethesda	69,397	299 days/yr	39	0 days/yr
42	Rockville	67,671	299 days/yr	39	0 days/yr
43	Aspen Hill	53,279	299 days/yr	39	0 days/yr
44	Wheaton	52,926	299 days/yr	39	0 days/yr
45	North Bethesda	49,677	299 days/yr	39	0 days/yr
46	Potomac	45,902	299 days/yr	39	0 days/yr
47	Olney	35,797	299 days/yr	39	0 days/yr
48	Montgomery Village	34,110	299 days/yr	39	0 days/yr
49	Clarksburg	30,487	299 days/yr	39	0 days/yr
50	Fairland	26,231	299 days/yr	39	0 days/yr
51	North Potomac	23,922	299 days/yr	39	0 days/yr
52	Redland	18,665	299 days/yr	39	0 days/yr
53	Damascus	17,640	299 days/yr	39	0 days/yr
54	Takoma Park	17,632	299 days/yr	39	0 days/yr
55	Calverton	17,624	299 days/yr	39	0 days/yr
56	White Oak	17,329	299 days/yr	39	0 days/yr
57	Glenmont	17,208	299 days/yr	39	0 days/yr
58	Cloverly	16,646	299 days/yr	39	0 days/yr
59	Colesville	14,519	299 days/yr	39	0 days/yr
60	Flower Hill	13,794	299 days/yr	39	0 days/yr
61	Kemp Mill	13,042	299 days/yr	39	0 days/yr
62	Travilah	11,721	299 days/yr	39	0 days/yr
63	Burtonsville	10,203	299 days/yr	39	0 days/yr
64	Columbia	104,338	293 days/yr	33	0 days/yr
65	Ellicott City	75,257	293 days/yr	33	0 days/yr
66	Ilchester	28,364	293 days/yr	33	0 days/yr
67	Elkridge	26,283	293 days/yr	33	0 days/yr
68	North Laurel	25,563	293 days/yr	33	0 days/yr
69	Scaggsville	10,564	293 days/yr	33	0 days/yr
70	Elkton	15,910	288 days/yr	41	0 days/yr
71	Hagerstown	43,665	285 days/yr	40	0 days/yr
72	Halfway	10,849	285 days/yr	40	0 days/yr
73	Bel Air South	58,137	259 days/yr	42	0 days/yr
74	Bel Air North	31,302	259 days/yr	42	0 days/yr
75	Edgewood	24,922	259 days/yr	42	0 days/yr
76	Aberdeen	17,298	259 days/yr	42	0 days/yr
77	Havre de Grace	14,994	259 days/yr	42	0 days/yr
78	Joppatowne	14,237	259 days/yr	42	0 days/yr
79	Bel Air	10,585	259 days/yr	42	0 days/yr
80	Dundalk	65,969	236 days/yr	45	0 days/yr
81	Towson	58,679	236 days/yr	45	0 days/yr
82	Catonsville	43,368	236 days/yr	45	0 days/yr
83	Essex	40,580	236 days/yr	45	0 days/yr
84	Woodlawn (Baltimore County)	40,379	236 days/yr	45	0 days/yr
85	Owings Mills	37,245	236 days/yr	45	0 days/yr
86	Randallstown	35,957	236 days/yr	45	0 days/yr
87	Pikesville	33,524	236 days/yr	45	0 days/yr
88	Middle River	31,712	236 days/yr	45	0 days/yr
89	Milford Mill	30,829	236 days/yr	45	0 days/yr
90	Parkville	30,549	236 days/yr	45	0 days/yr
91	Perry Hall	29,105	236 days/yr	45	0 days/yr
92	Carney	28,343	236 days/yr	45	0 days/yr
93	Lochearn	27,074	236 days/yr	45	0 days/yr
94	Reisterstown	25,582	236 days/yr	45	0 days/yr
95	Cockeysville	23,962	236 days/yr	45	0 days/yr
96	Arbutus	22,507	236 days/yr	45	0 days/yr
97	Rosedale	20,002	236 days/yr	45	0 days/yr
98	Mays Chapel	16,066	236 days/yr	45	0 days/yr
99	Rossville	16,059	236 days/yr	45	0 days/yr
100	Overlea	13,035	236 days/yr	45	0 days/yr
101	Honeygo	12,250	236 days/yr	45	0 days/yr
102	White Marsh	10,932	236 days/yr	45	0 days/yr
103	Timonium	10,304	236 days/yr	45	0 days/yr
104	Garrison	9,469	236 days/yr	45	0 days/yr