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Worst Air Quality ZIP Codes in Louisiana

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

Top 50

#	ZIP Code	City / Suburb	Median AQI
1	70501	Lafayette	51
2	70503	Lafayette	51
3	70506	Lafayette	51
4	70507	Lafayette	51
5	70508	Lafayette	51
6	70518	Broussard	51
7	70520	Carencro	51
8	70529	Duson	51
9	70558	Milton	51
10	70583	Scott	51
11	70592	Youngsville	51
12	70714	Central	51
13	70739	Central	51
14	70770	Central	51
15	70791	Zachary	51
16	70801	Baton Rouge	51
17	70802	Baton Rouge	51
18	70803	Baton Rouge	51
19	70805	Baton Rouge	51
20	70806	Baton Rouge	51
21	70807	Baton Rouge	51
22	70808	Baton Rouge	51
23	70809	Baton Rouge	51
24	70810	Oak Hills Place	51
25	70811	Brownfields	51
26	70812	Merrydale	51
27	70813	Baton Rouge	51
28	70814	Baton Rouge	51
29	70815	Baton Rouge	51
30	70816	Baton Rouge	51
31	70817	Shenandoah	51
32	70818	Central	51
33	70819	Baton Rouge	51
34	70820	Baton Rouge	51
35	70825	Baton Rouge	51
36	70836	Baton Rouge	51
37	70601	Lake Charles	49
38	70605	Lake Charles	49
39	70607	Lake Charles	49
40	70609	Lake Charles	49
41	70611	Moss Bluff	49
42	70615	Lake Charles	49
43	70629	Lake Charles	49
44	70633	DeQuincy	49
45	70646	Hayes	49
46	70647	Iowa	49
47	70661	Starks	49
48	70663	Sulphur	49
49	70665	Carlyss	49
50	70668	Vinton	49

Methodology

This ranking is based on EPA Air Quality Index data, scoped to Louisiana 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

Other states

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