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Best Air Quality ZIP Codes in Delaware

Top 50 best air quality zip codes in america in Delaware. ZIP-level data from EPA Air Quality Index.

Top 50

#	ZIP Code	City / Suburb	Median AQI
1	19930	Bethany Beach	40
2	19931	Bethel	40
3	19933	Bridgeville	40
4	19939	Dagsboro	40
5	19940	Delmar	40
6	19941	Ellendale	40
7	19944	Fenwick Island	40
8	19945	Millville	40
9	19947	Georgetown	40
10	19950	Greenwood	40
11	19951	—	40
12	19956	Laurel	40
13	19958	Lewes	40
14	19960	Lincoln	40
15	19963	Milford	40
16	19966	Millsboro	40
17	19967	Millville	40
18	19968	Milton	40
19	19970	Ocean View	40
20	19971	Rehoboth Beach	40
21	19973	Seaford	40
22	19975	Selbyville	40
23	19901	Dover	41
24	19902	Dover	41
25	19904	Dover	41
26	19934	Camden	41
27	19936	Cheswold	41
28	19938	Clayton	41
29	19943	Riverview	41
30	19946	Frederica	41
31	19952	Harrington	41
32	19953	Hartly	41
33	19954	Houston	41
34	19955	Kenton	41
35	19962	Rising Sun-Lebanon	41
36	19964	—	41
37	19977	Smyrna	41
38	19979	Viola	41
39	19980	Woodside	41
40	19701	Bear	43
41	19702	Glasgow	43
42	19703	Claymont	43
43	19706	Delaware City	43
44	19707	Hockessin	43
45	19709	Middletown	43
46	19710	—	43
47	19711	Newark	43
48	19713	Brookside	43
49	19716	Newark	43
50	19717	Newark	43

Methodology

This ranking is based on EPA Air Quality Index data, scoped to Delaware ZIP codes. Up to 50 ZIP codes are listed, ordered by median aqi. Data is refreshed periodically. See our methodology page for full details on data sources and update frequency.

Related rankings

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