Cheshire County, New Hampshire
27 ZIP codes · Avg score 75/100 · Grade B · Updated
ZipCheckup grade for Cheshire County: B.
This ZIP looks solid, with a few items worth a quick check.
The 27 water systems serving Cheshire County show strong compliance with federal drinking water standards.
How Cheshire County Compares
How Cheshire County Compares
Cheshire County scores 1 points above the New Hampshire state average (74/100) and 2 points above the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Cheshire County, New Hampshire
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.2 (asthma 10.5%, diabetes 9.5%)
Estimated additional annual cost per homeowner: $1,509, driven primarily by energy_code_gap
68.4% of homes built before 1978 (lead paint era)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,509
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
35,943 housing units in Cheshire County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Cheshire County
Remediation costs are relatively manageable for most homeowners in Cheshire County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Cheshire County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Cheshire County
7 community water systems serving Cheshire County.
- B
- C
Show all 7 water systems
All ZIP Codes in Cheshire County
27 ZIP codes tracked in Cheshire County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 03431 | Keene | 83 | B | 0 | $234K |
| 2 | 03452 | Jaffrey | 67 | C | 0 | $245K |
| 3 | 03435 | Keene | — | — | — | |
| 4 | 03441 | Ashuelot | — | — | 0 | $304K |
| 5 | 03443 | Chesterfield | — | — | $299K | |
| 6 | 03444 | Dublin | — | — | $381K | |
| 7 | 03445 | Sullivan | — | — | $211K | |
| 8 | 03446 | Swanzey | — | — | $251K | |
| 9 | 03447 | Fitzwilliam | — | — | $274K | |
| 10 | 03448 | Gilsum | — | — | $217K | |
| 11 | 03450 | Harrisville | — | — | $360K | |
| 12 | 03451 | Hinsdale | — | — | 0 | $182K |
| 13 | 03455 | Marlborough | — | — | 0 | $252K |
| 14 | 03456 | Marlow | — | — | $283K | |
| 15 | 03457 | Nelson | — | — | $351K | |
| 16 | 03461 | Rindge | — | — | $344K | |
| 17 | 03462 | Spofford | — | — | $314K | |
| 18 | 03464 | Stoddard | — | — | $291K | |
| 19 | 03465 | Troy | — | — | 0 | $234K |
| 20 | 03466 | West Chesterfield | — | — | $316K | |
| 21 | 03467 | Westmoreland | — | — | $323K | |
| 22 | 03469 | West Swanzey | — | — | — | |
| 23 | 03470 | Winchester | — | — | 0 | $250K |
| 24 | 03602 | Alstead | — | — | $250K | |
| 25 | 03604 | Drewsville | — | — | — | |
| 26 | 03608 | Walpole | — | — | 0 | $301K |
| 27 | 03609 | North Walpole | — | — | $188K |
Recommended Buyer Guides for Cheshire County
Below: editorial picks, no sponsored placements.
- Best Lead Paint Test Kits — 68.4% of homes built before 1978
Deep Dive Reports
Detailed analysis for Cheshire County, New Hampshire
Overview
Cheshire County in New Hampshire covers 27 tracked ZIP records with an average Home Safety Score of B (75/100) across 2 scored records.
The available EPA record reports 0 violations for 8 ZIP codes with a reported violation count.
← Back to New Hampshire Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.