CITY REPORT NH

Winchester, NH Home Safety: Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
0
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$250K
Median Home Value
$1,900
Est. Remediation (0.8% of home value)

Key Facts for Winchester Residents

  • Homes built before 1986: 65% - older plumbing may contain lead solder.
  • Estimated remediation: $1,900 per household.
  • CDC health risk index: 12.22 - above typical levels.

Winchester's Water Providers

One utility dominates residential water service in Winchester, NH - out of 1 system in federal records.

Overview

We track home safety data for 1 ZIP code in Winchester, New Hampshire, covering 1 community water system serving approximately 5,038 people. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Water Sources

Winchester water systems draw from: Groundwater.

Lead & Copper

  • Lead data: not yet available for Winchester
  • Lead action-level status: not available

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Areas with No Violations

ZIP Code Safety Score System Population
03470 Winchester Water Department 2,800

All ZIP Codes in Winchester

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Winchester Community Health Snapshot

10.5%
Asthma (US: 9.8%)
9.5%
Diabetes (US: 10.4%)
15.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.5% ↑
Diabetes 9.5% ↓
Mental Health 15.8% ↑

Vertical line = national average. Above national · Below national

Winchester Infrastructure Age

1989
Median Build Year
65%
Built Before 1986
27%
Built Before 1970
Copper
Likely Pipe Material

With 65% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing - from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Winchester, where the median build year is 1989, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1989
Median Year Built
65%
Pre-1986 (Lead Paint Risk)
27%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (27%) 1970–1986 (38%) Post-1986 (35%)

Over half of homes in Winchester were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Winchester

When estimated remediation is placed alongside median property values in Winchester, the resulting ratio is low - a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.

Median Home Value
$250,100
Est. Remediation
$1,900
Remediation as % of home value 0.8%

Remediation costs in Winchester are relatively low compared to home values. The $950–$3,200 estimated range is a small fraction of median property value. Home values are 31% below the New Hampshire average.

Winchester: Lead Risk & Vulnerable Populations

65%
Homes Built Before 1986

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Locally, 65% of Winchester homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Winchester: NFIP Claim Records and Water-Quality Context

18
Total FEMA Flood Claims
$8,413
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Winchester contains 18 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $8,413. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$1,900</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many water systems serve Winchester?
Winchester is served by 1 public water system across 1 ZIP code, serving approximately 5,038 people.
How much does it cost to fix water issues in Winchester?
Estimated remediation costs in Winchester average $1,900 per household, ranging from $950 to $3,200. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesNew Hampshire → Winchester, NH

How to cite this page

APA ZipCheckup. (2026). Winchester, NH Home Safety: Home Safety Score unavailable. https://zipcheckup.com/cities/nh/winchester/
BibTeX
@misc{zipcheckup-cities-nh-winchester,
  author = {{ZipCheckup}},
  title  = {{Winchester, NH Home Safety: Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nh/winchester/}
}

Page version: August 2026.

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