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2026 Rankings

Rockingham County, New Hampshire Home Safety Rankings - 34 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.

Rockingham County, New Hampshire (New Hampshire) includes 34 tracked ZIP codes and 38 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 (69/100)

Grade	ZIP Codes	%
A	0	0%
B	3	20%
C	12	80%
D	0	0%
F	0	0%

Top 10 ZIP Codes by Home Safety Score

Rank	ZIP	City	Score	Grade
1	03077	Raymond	83	B
2	03561	Littleton	83	B
3	03857	Newmarket	83	B
4	03833	Exeter	67	C
5	03038	Derry	66	C
6	03053	Londonderry	66	C
7	03811	Atkinson	66	C
8	03841	Hampstead	66	C
9	03854	New Castle	66	C
10	03862	North Hampton	66	C

10 Riskiest ZIP Codes

Rank	ZIP	City	Score	Grade	Risk Factor
1	03865	Plaistow	64	C	4 violations
2	03842	Hampton	64	C	6 violations
3	03874	Seabrook	65	C	5 violations
4	03870	Rye	65	C	4 violations
5	03079	Salem	65	C	3 violation(s)
6	03862	North Hampton	66	C	2 violation(s)
7	03854	New Castle	66	C	1 violation(s)
8	03841	Hampstead	66	C	1 violation(s)
9	03811	Atkinson	66	C	1 violation(s)
10	03053	Londonderry	66	C	2 violation(s)

Most Common Contaminant Violations

Contaminant	Violations	ZIPs Affected
Total Trihalomethanes (TTHM)	11	8
Consumer Confidence Report Rule	9	6
Haloacetic Acids (HAA5)	8	8
Stage 1 DBP Rule	6	4
Barium	5	5
Lead	3	3
Total Coliform	2	2
Gross Beta	1	1

Lead Risk

Average of reported 90th-percentile lead results: 0.0027 mg/L (below EPA action level)
0 of 17 ZIP codes with known status exceed EPA lead action level
15% of housing built before 1950
31% of housing built before 1970

Cities in This Metro

Hampton, NH — 2 ZIP codes
Auburn, NH — 1 ZIP code
Candia, NH — 1 ZIP code
Chester, NH — 1 ZIP code
Deerfield, NH — 1 ZIP code
Derry, NH — 1 ZIP code
East Candia, NH — 1 ZIP code
East Derry, NH — 1 ZIP code
Fremont, NH — 1 ZIP code
Londonderry, NH — 1 ZIP code
North Salem, NH — 1 ZIP code
Raymond, NH — 1 ZIP code
Salem, NH — 1 ZIP code
Nottingham, NH — 1 ZIP code
Littleton, NH — 1 ZIP code
Atkinson, NH — 1 ZIP code
Danville, NH — 1 ZIP code
East Hampstead, NH — 1 ZIP code
East Kingston, NH — 1 ZIP code
Exeter, NH — 1 ZIP code
Hampstead, NH — 1 ZIP code
Hampton Falls, NH — 1 ZIP code
Kingston, NH — 1 ZIP code
New Castle, NH — 1 ZIP code
Newfields, NH — 1 ZIP code
Newmarket, NH — 1 ZIP code
Newton, NH — 1 ZIP code
Newton Junction, NH — 1 ZIP code
North Hampton, NH — 1 ZIP code
Plaistow, NH — 1 ZIP code

...and 3 more cities

All 34 ZIP Codes Ranked

View complete ranking

Rank	ZIP	City	Score	Grade	Violations
1	03077	Raymond	83	B	1
2	03561	Littleton	83	B	1
3	03857	Newmarket	83	B	0
4	03833	Exeter	67	C	1
5	03038	Derry	66	C	2
6	03053	Londonderry	66	C	2
7	03811	Atkinson	66	C	1
8	03841	Hampstead	66	C	1
9	03854	New Castle	66	C	1
10	03862	North Hampton	66	C	2
11	03079	Salem	65	C	3
12	03870	Rye	65	C	4
13	03874	Seabrook	65	C	5
14	03842	Hampton	64	C	6
15	03865	Plaistow	64	C	4
16	03032	Auburn	—	—	—
17	03034	Candia	—	—	—
18	03036	Chester	—	—	—
19	03037	Deerfield	—	—	—
20	03044	Fremont	—	—	—
21	03290	Nottingham	—	—	—
22	03819	Danville	—	—	3
23	03826	East Hampstead	—	—	1
24	03827	East Kingston	—	—	0
25	03844	Hampton Falls	—	—	5
26	03848	Kingston	—	—	—
27	03856	Newfields	—	—	0
28	03858	Newton	—	—	0
29	03871	Rye Beach	—	—	4

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). Rockingham County, New Hampshire Home Safety Rankings - 34 ZIPs. https://zipcheckup.com/rankings/metro/rockingham-new-hampshire/

BibTeX

@misc{zipcheckup-rankings-metro-rockingham-new-hampshire,
  author = {{ZipCheckup}},
  title  = {{Rockingham County, New Hampshire Home Safety Rankings - 34 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/rockingham-new-hampshire/}
}

Page version: October 2026.

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