COUNTY REPORT VT

Windham County, Vermont

32 ZIP codes · Avg score 68/100 · Grade C · Updated 2026-06-03

While Windham County avoids the worst tiers, a portion of its 32 ZIP codes have logged violations.

How Windham County Compares

Windham County68/100
Vermont avg71/100
National avg68/100

How Windham County Compares

C
County Grade
68/100
Avg Safety Score
32
ZIP Codes
30
Water Systems

Windham County scores 3 points below the Vermont state average (71/100) and 0 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

C
County Grade
68
Avg Safety Score
32
ZIP Codes
Best ZIP: 5101 (83/100)
Lowest ZIP: 5359 (53/100)
$266K
Median Home Value
$1,684
Avg Remediation (63% of home value)

ZIP Code Risk Map

Water Quality Map: Windham County, Vermont

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 12.1 (asthma 10.8%, diabetes 9.8%)

Estimated additional annual cost per homeowner: $1,392, driven primarily by flood

Infrastructure: 0.433% avg pipe failure probability, 62% of ZIPs at high risk

69% of homes built before 1978 (lead paint era)

Violation History (2021–2024)

→ Stable trend

EPA violation counts by year across Windham County water systems. Health-based shown in red, total in blue.

2021
1 (1 health)
2022
5 (5 health)
2023
4 (4 health)
2024
2 (2 health)

Peak year: 2022 with 5 violations. Past 5 years: 12 total (12 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 10.8% (national: 8.9%)
Diabetes 9.8% (national: 10.5%)
Obesity 26% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1977
Median Build Year
69%
Pre-1978 Housing
43%
Pipe Failure Probability
62%
ZIPs at High Infra Risk
High
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,392

Flood $488/yr
Energy Code Gap $397/yr
Sea Level Rise $300/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

30,947 housing units in Windham County

Pre-1940 27%
1940–1959 8%
1960–1979 25%
1980–1999 26%
2000+ 13%

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 Windham County

$266K
Median Home Value
$1,684
Est. Remediation Cost
0.6%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Windham 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 Windham County residents

Asthma 10.8% (US avg: 8.9%)
Diabetes 9.8% (US avg: 11%)
Obesity 26% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 5 systems in Windham County ranked by EPA violation count.

# Water System Population Violations
1 Brattleboro Water Department 12,200 31
2 Vernon Green Nursing Home 96 19
3 Vernon Hall 50 19
4 Huckle Hill Housing 49 19
5 Magic Village Water Coop 308 18

30 total water systems serve Windham County.

All ZIP Codes in Windham County

32 ZIP codes tracked in Windham County.

# ZIP Code City Safety Score Grade Violations Home Value
1 5101 Bellows Falls 83 B 0 $188K
2 5346 Putney 83 B 0 $289K
3 5350 Readsboro 83 B 0 $200K
4 5353 Townshend 82 B 2 $258K
5 5154 Saxtons River 80 B 3 $173K
6 5302 Brattleboro 80 B 3
7 5304 Brattleboro 80 B 3
8 5361 Whitingham 79 B 6 $244K
9 5343 Jamaica 78 B 1 $289K
10 5155 South Londonderry 75 B 6 $265K
11 5301 Brattleboro 75 B 3 $265K
12 5303 Brattleboro 75 B 3
13 5158 Westminster 74 B 7 (1 health) $224K
14 5148 Londonderry 73 B 12 (2 health) $369K
15 5356 West Dover 73 B 4 $326K
16 5363 Wilmington 73 B 8 $285K
17 5341 East Dover 63 C 0 $298K
18 5342 Jacksonville 63 C 0 $279K
19 5344 Marlboro 63 C 0
20 5351 South Newfane 63 C 0 $263K
21 5354 Vernon 63 C 19 (8 health) $261K
22 5360 West Wardsboro 63 C 0 $267K
23 5362 Williamsville 63 C 0 $328K
24 5146 Grafton 55 C 0 $295K
25 5161 Weston 55 C 0 $552K
26 5345 Newfane 55 C 0 $253K
27 5355 Wardsboro 55 C 0 $279K
28 5141 Cambridgeport 53 D 0 $254K
29 5159 Westminster Station 53 D 0
30 5357 West Dummerston 53 D 0
31 5358 West Halifax 53 D 0 $241K
32 5359 West Townshend 53 D 0 $293K

Recommended Buyer Guides for Windham County

Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.

Overview

Windham County in Vermont covers 32 ZIP codes with an average Home Safety Score of C (68/100).

14 of 32 ZIP codes have recorded EPA violations. 11 health-based violations have been documented.

← Back to Vermont water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Windham County?
Windham County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Windham County?
Windham County is served by 30 public water systems that supply drinking water to residents across 32 ZIP codes.
What is the biggest environmental risk in Windham County?
The primary environmental risk factor in Windham County is flood. This contributes to an estimated additional annual cost of $1,392 per homeowner.
How old are homes in Windham County?
The median home build year in Windham County is 1977. 69% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Windham County compare to Vermont?
Windham County has an average water safety score of 68/100, which is below the Vermont state average of 71/100.

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