Neighborhood Report Grade D

Saint Louis, MO Neighborhood Water Quality — Clean Compliance

68 ZIP codes · 0 EPA violations

Data source: EPA SDWIS Last verified: 2026-06-04

Water quality varies significantly across Saint Louis, MO. We analyzed 68 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade D (53/100)

Grade	Neighborhoods	%
A	0	0%
B	0	0%
C	24	35%
D	44	65%
F	0	0%

Neighborhood Rankings

Every ZIP code in Saint Louis ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Lead Risk
1	63103	63	C	No data
2	63104	63	C	No data
3	63106	63	C	No data
4	63110	63	C	No data
5	63113	63	C	No data
6	63115	63	C	No data
7	63140	63	C	No data
8	63145	63	C	No data
9	63157	63	C	No data
10	63166	63	C	No data
11	63177	63	C	No data
12	63101	55	C	No data
13	63102	55	C	No data
14	63105	55	C	No data
15	63107	55	C	No data
16	63108	55	C	No data
17	63109	55	C	No data
18	63112	55	C	No data
19	63117	55	C	No data
20	63118	55	C	No data
21	63120	55	C	No data
22	63134	55	C	No data
23	63139	55	C	No data
24	63147	55	C	No data
25	63150	53	D	No data
26	63151	53	D	No data
27	63155	53	D	No data
28	63156	53	D	No data
29	63158	53	D	No data
30	63160	53	D	No data
31	63163	53	D	No data
32	63164	53	D	No data
33	63167	53	D	No data
34	63169	53	D	No data
35	63171	53	D	No data
36	63178	53	D	No data
37	63179	53	D	No data
38	63180	53	D	No data
39	63182	53	D	No data
40	63188	53	D	No data
41	63195	53	D	No data
42	63197	53	D	No data
43	63199	53	D	No data
44	63111	50	D	No data
45	63116	50	D	No data
46	63119	50	D	No data
47	63121	50	D	No data
48	63126	50	D	No data
49	63127	50	D	No data
50	63131	50	D	No data
51	63132	50	D	No data
52	63133	50	D	No data
53	63137	50	D	No data
54	63138	50	D	No data
55	63141	50	D	No data
56	63143	50	D	No data
57	63146	50	D	No data
58	63114	45	D	No data
59	63122	45	D	No data
60	63123	45	D	No data
61	63124	45	D	No data
62	63125	45	D	No data
63	63128	45	D	No data
64	63129	45	D	No data
65	63135	45	D	No data
66	63136	45	D	No data
67	63144	45	D	No data
68	63130	40	D	No data

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

11 neighborhoods score better than county average
57 neighborhoods score worse than county average

Frequently Asked Questions

What is the safest neighborhood in Saint Louis?

ZIP code 63103 has the highest safety score in Saint Louis at 63/100 (grade C). Check the full report for details.

Is Saint Louis water safe to drink?

Saint Louis has an average water safety score of 53/100 (D). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Data Sources

EPA SDWIS
U.S. Census Bureau

Updated daily.