Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow

ZipCheckup compares 69 ZIP codes across Denver, CO. The area averages a grade C (63/100); water systems associated with 41 ZIP codes have recorded EPA violations.

Home-safety conditions vary across Denver, CO. We compared 69 ZIP codes using the current versioned Home Safety Score. Water compliance remains one component alongside PFAS screening, radon, and annual air quality.

City Overview: Grade C (63/100)

Grade	Neighborhoods	%
A	0	0%
B	0	0%
C	35	88%
D	4	10%
F	1	3%

Neighborhood Rankings

Mapped ZIP codes in Denver ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	80215	67	C	0	0.0090 mg/L
2	80202	66	C	34	0.0031 mg/L
3	80203	66	C	34	0.0031 mg/L
4	80204	66	C	34	0.0031 mg/L
5	80205	66	C	34	0.0031 mg/L
6	80206	66	C	34	0.0031 mg/L
7	80207	66	C	34	0.0031 mg/L
8	80209	66	C	34	0.0031 mg/L
9	80211	66	C	34	0.0031 mg/L
10	80212	66	C	34	0.0090 mg/L
11	80214	66	C	34	0.0090 mg/L
12	80218	66	C	34	0.0031 mg/L
13	80220	66	C	34	0.0031 mg/L
14	80222	66	C	34	0.0031 mg/L
15	80224	66	C	34	0.0090 mg/L
16	80230	66	C	34	0.0031 mg/L
17	80231	66	C	34	0.0090 mg/L
18	80235	66	C	34	0.0090 mg/L
19	80237	66	C	34	0.0031 mg/L
20	80238	66	C	34	0.0031 mg/L
21	80239	66	C	34	0.0031 mg/L
22	80247	66	C	34	0.0090 mg/L
23	80249	66	C	34	0.0031 mg/L
24	80264	66	C	34	0.0031 mg/L
25	80294	66	C	34	0.0031 mg/L
26	80226	65	C	35	0.0090 mg/L
27	80227	65	C	35	0.0090 mg/L
28	80228	65	C	4	0.0090 mg/L
29	80232	65	C	35	0.0090 mg/L
30	80246	65	C	35	0.0031 mg/L
31	80210	63	C	40	0.0050 mg/L
32	80216	63	C	43	0.0090 mg/L
33	80219	63	C	40	0.0050 mg/L
34	80223	63	C	40	0.0050 mg/L
35	80236	63	C	40	0.0050 mg/L
36	80234	53	D	21	0.0025 mg/L
37	80229	47	D	9	0.0090 mg/L
38	80233	47	D	8	0.0023 mg/L
39	80221	45	D	46	0.0090 mg/L
40	80260	33	F	42	0.0030 mg/L
41	80201	—	—	—	No data
42	80208	—	—	—	No data
43	80217	—	—	—	No data
44	80225	—	—	—	No data
45	80243	—	—	—	No data
46	80244	—	—	—	No data
47	80248	—	—	—	No data
48	80250	—	—	—	No data
49	80251	—	—	—	No data
50	80252	—	—	—	No data
51	80256	—	—	—	No data
52	80257	—	—	—	No data
53	80259	—	—	—	No data
54	80261	—	—	—	No data
55	80262	—	—	—	No data
56	80263	—	—	—	No data
57	80265	—	—	—	No data
58	80266	—	—	34	0.0031 mg/L
59	80271	—	—	—	No data
60	80273	—	—	—	No data
61	80274	—	—	—	No data
62	80279	—	—	—	No data
63	80280	—	—	—	No data
64	80281	—	—	—	No data
65	80290	—	—	34	0.0031 mg/L
66	80291	—	—	—	No data
67	80293	—	—	—	No data
68	80295	—	—	—	No data
69	80299	—	—	—	No data

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

• 29 neighborhoods score better than county average
• 11 neighborhoods score worse than county average

EPA Violations

• 90 total violations since 2021 across the water systems mapped to Denver ZIP codes (each system counted once; includes small systems beyond the city utility)
• 5 health-based violation records in the available EPA data
• 41 of 42 directly mapped ZIP records are mapped to water systems with recorded violations
• 0 of 42 ZIP records with known lead status are served by a system whose 90th-percentile lead result exceeded the EPA action level

Top Contaminants

Contaminant	Violations	ZIPs
Interim Enhanced Surface Water Treatment Rule	96	40
Combined Uranium	42	40
Endrin	36	36
BHC-gamma (Lindane)	36	36
Methoxychlor	36	36

Frequently Asked Questions

Which ZIP code in Denver has the highest home safety score?

ZIP code 80215 has the highest safety score among scored ZIP codes in Denver at 67/100 (grade C). Check the full report for details.

Is Denver water safe to drink?

The Home Safety Score is not a drinking-water grade. Across 42 directly mapped ZIP records, 90 EPA violations are recorded; 0 of 42 records with known lead status exceed the action level. Check the specific ZIP and serving system before drawing a property-level conclusion.

Related Pages

• Denver, CO city page
• Colorado state rankings
• All Colorado alerts

Data Sources

• EPA SDWIS
• U.S. Census Bureau

Reporting periods vary by source; the page metadata identifies this materialization.