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2026 Rankings

Alamosa County, Colorado Home Safety Rankings - 59 ZIPs

Explore rankings under Home Safety Score model 4.0.0. Only ZIPs with all four required inputs are ranked; missing evidence is not imputed or reweighted.

Alamosa County, Colorado (Colorado) includes 59 tracked ZIP codes and 32 mapped community water systems; confirm service for a specific address. Below are the water quality rankings for metro ZIPs with all required inputs.

Average Home Safety Grade: C (59/100)

Grade	ZIP Codes	%
A	0	0%
B	0	0%
C	18	58%
D	13	42%
F	0	0%

Top 10 ZIP Codes by Home Safety Score

Rank	ZIP	City	Score	Grade
1	80905	Colorado Springs	67	C
2	80907	Colorado Springs	67	C
3	80909	Colorado Springs	67	C
4	80917	Colorado Springs	67	C
5	80918	Colorado Springs	67	C
6	80920	Colorado Springs	67	C
7	80923	Colorado Springs	67	C
8	80924	Colorado Springs	67	C
9	81101	Alamosa	67	C
10	80914	Colorado Springs	66	C

10 Riskiest ZIP Codes

Rank	ZIP	City	Score	Grade	Risk Factor
1	80911	Colorado Springs	44	D	19 violations
2	80925	Colorado Springs	47	D	10 violations
3	80951	Colorado Springs	48	D	5 violations
4	80928	Colorado Springs	48	D	5 violations
5	80922	Colorado Springs	49	D	2 violation(s)
6	80915	Colorado Springs	49	D	2 violation(s)
7	80926	Colorado Springs	50	D	55 violations
8	80910	Colorado Springs	50	D	82 violations
9	80908	Colorado Springs	50	D	83 violations

Most Common Contaminant Violations

Contaminant	Violations	ZIPs Affected
Lead and Copper Rule	116	8
Total Trihalomethanes (TTHM)	49	20
Haloacetic Acids (HAA5)	44	20
E. coli	43	7
Total Coliform	38	9
Stage 1 DBP Rule	27	8
Consumer Confidence Report Rule	24	12
HAA6Br	21	10

Lead Risk

Average of reported 90th-percentile lead results: 0.0060 mg/L (below EPA action level)
0 of 33 ZIP codes with known status exceed EPA lead action level
6% of housing built before 1950
22% of housing built before 1970

Cities in This Metro

Colorado Springs, CO — 55 ZIP codes
Alamosa, CO — 2 ZIP codes
Mosca, CO — 1 ZIP code
Carbondale, CO — 1 ZIP code

All 59 ZIP Codes Ranked

View complete ranking

Rank	ZIP	City	Score	Grade	Violations
1	80905	Colorado Springs	67	C	0
2	80907	Colorado Springs	67	C	0
3	80909	Colorado Springs	67	C	0
4	80917	Colorado Springs	67	C	0
5	80918	Colorado Springs	67	C	0
6	80920	Colorado Springs	67	C	0
7	80923	Colorado Springs	67	C	0
8	80924	Colorado Springs	67	C	0
9	81101	Alamosa	67	C	108
10	80914	Colorado Springs	66	C	2
11	80916	Colorado Springs	66	C	2
12	80927	Colorado Springs	66	C	3
13	80938	Colorado Springs	66	C	3
14	80904	Colorado Springs	65	C	2
15	80913	Colorado Springs	65	C	4
16	80919	Colorado Springs	65	C	6
17	80929	Colorado Springs	64	C	7
18	81623	Carbondale	58	C	19
19	80921	Colorado Springs	54	D	31
20	80903	Colorado Springs	50	D	64
21	80906	Colorado Springs	50	D	180
22	80908	Colorado Springs	50	D	83
23	80910	Colorado Springs	50	D	82
24	80926	Colorado Springs	50	D	55
25	80915	Colorado Springs	49	D	2
26	80922	Colorado Springs	49	D	2
27	80928	Colorado Springs	48	D	5
28	80951	Colorado Springs	48	D	5
29	80925	Colorado Springs	47	D	10
30	80911	Colorado Springs	44	D	19
31	80902	Colorado Springs	—	—	4
32	80930	Colorado Springs	—	—	5
33	81146	Mosca	—	—	—

Data Sources

Water quality: EPA SDWIS
Housing: U.S. Census Bureau American Community Survey
Flood: FEMA NFIP
Flood scope: historical NFIP claim records and claim-rated-zone evidence; this is not current property-map coverage.

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

Methodology
Model 4.0.0 averages SDWIS water compliance and UCMR5 PFAS within drinking water, then averages drinking water, county radon, and annual AQI as three equal domains. All four inputs are required. Score methodology → · Rankings methodology →

Disclaimer: Scores are based on EPA SDWIS reported data and are not a guarantee of current water safety. Water quality can change. For the most current information, contact your local water utility or request a Consumer Confidence Report.

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How to cite this page

APA

ZipCheckup. (2026). Alamosa County, Colorado Home Safety Rankings - 59 ZIPs. https://zipcheckup.com/rankings/metro/alamosa-colorado/

BibTeX

@misc{zipcheckup-rankings-metro-alamosa-colorado,
  author = {{ZipCheckup}},
  title  = {{Alamosa County, Colorado Home Safety Rankings - 59 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/alamosa-colorado/}
}

Page version: October 2026.

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