Chittenden County, Vermont
26 ZIP codes · Avg score 98/100 · Grade A · Updated
ZipCheckup grade for Chittenden County: A.
No federal data flags a major home-safety concern for this ZIP.
Tracking 26 ZIP codes in Chittenden County shows a water safety record well above the national median - violations are isolated exceptions, not recurring patterns.
How Chittenden County Compares
How Chittenden County Compares
Chittenden County scores 8 points above the Vermont state average (90/100) and 25 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: Chittenden County, Vermont
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 9.5 (asthma 10.9%, diabetes 6.6%)
Estimated additional annual cost per homeowner: $901, driven primarily by flood
59.8% 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: $901
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
74,006 housing units in Chittenden 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 Chittenden County
Remediation costs are relatively manageable for most homeowners in Chittenden 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 Chittenden County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Chittenden County
8 community water systems serving Chittenden County.
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Show all 8 water systems
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28 total water systems serve Chittenden County.
Systems with the most violations in Chittenden County
5 water systems with recorded EPA violations.
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All ZIP Codes in Chittenden County
26 ZIP codes tracked in Chittenden County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 05404 | Winooski | 100 | A | 5 | $351K |
| 2 | 05405 | Burlington | 100 | A | 0 | — |
| 3 | 05452 | Essex Junction | 100 | A | 4 | $404K |
| 4 | 05468 | Milton | 100 | A | 3 | $341K |
| 5 | 05477 | Richmond | 99 | A | 2 | $404K |
| 6 | 05482 | Shelburne | 99 | A | 4 | $516K |
| 7 | 05495 | Williston | 99 | A | 6 | $432K |
| 8 | 05401 | Burlington | 98 | A | 6 | $463K |
| 9 | 05403 | South Burlington | 98 | A | 8 | $399K |
| 10 | 05408 | Burlington | 97 | A | 8 | $369K |
| 11 | 05446 | Colchester | 91 | A | 36 | $357K |
| 12 | 05402 | Burlington | — | — | — | |
| 13 | 05406 | Burlington | — | — | — | |
| 14 | 05407 | South Burlington | — | — | — | |
| 15 | 05439 | Colchester | — | — | — | |
| 16 | 05445 | Charlotte | — | — | 25 | $660K |
| 17 | 05449 | Colchester | — | — | — | |
| 18 | 05451 | Essex | — | — | — | |
| 19 | 05453 | Essex Junction | — | — | — | |
| 20 | 05461 | Hinesburg | — | — | 0 | $451K |
| 21 | 05462 | Huntington | — | — | $314K | |
| 22 | 05465 | Jericho | — | — | 5 | $461K |
| 23 | 05466 | Jonesville | — | — | — | |
| 24 | 05489 | Underhill | — | — | 0 | $407K |
| 25 | 05490 | Underhill Center | — | — | — | |
| 26 | 05494 | Westford | — | — | $368K |
Recommended Buyer Guides for Chittenden County
Eight risk categories drive the selection - PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback - and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.
- Best Water Filters for PFAS — PFAS detected in 2 ZIP codes
- Best Lead Paint Test Kits — 59.8% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Chittenden County, Vermont
Overview
Chittenden County in Vermont covers 26 tracked ZIP records with an average Home Safety Score of A (98/100) across 11 scored records.
12 of 15 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
← Back to Vermont 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.