Caledonia County, Vermont
21 ZIP codes · Avg score 68/100 · Grade C · Updated 2026-07-19
ZipCheckup grade for Caledonia: C.
A mixed picture - some signals here are worth your attention.
Spanning 21 ZIP codes, Caledonia County lands near the national median for water safety - compliance results are mixed, and the county's middle-grade standing reflects genuine variability rather than a single systemic problem.
How Caledonia County Compares
How Caledonia County Compares
Caledonia 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: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Caledonia County, Vermont
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.8 (asthma 11.3%, diabetes 10.1%)
Estimated additional annual cost per homeowner: $1,152, driven primarily by flood
Infrastructure: 0.474% avg pipe failure probability, 90% of ZIPs at high risk
68.3% of homes built before 1978 (lead paint era)
Violation History (2023–2024)
→ Stable trendEPA violation counts by year across Caledonia County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 3 violations. Past 5 years: 5 total (5 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,152
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
14,916 housing units in Caledonia 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 Caledonia County
Remediation costs are relatively manageable for most homeowners in Caledonia 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 Caledonia County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Caledonia County
8 community water systems serving Caledonia County.
- C
- B
- B
- D
- B
- B
Show all 8 water systems
- B
- B
18 total water systems serve Caledonia County.
Systems with the most violations in Caledonia County
5 water systems with recorded EPA violations.
- B
- B
- B
- C
- B
All ZIP Codes in Caledonia County
21 ZIP codes tracked in Caledonia County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 05828 | Danville | 83 | B | 1 | $279K |
| 2 | 05862 | Peacham | 83 | B | 0 | $254K |
| 3 | 05867 | Sutton | 83 | B | 0 | $205K |
| 4 | 05832 | East Burke | 82 | B | 3 | $291K |
| 5 | 05836 | East Hardwick | 81 | B | 2 | $204K |
| 6 | 05849 | Lyndon | 80 | B | 4 | — |
| 7 | 05866 | Sheffield | 78 | B | 15 (1 health) | $159K |
| 8 | 05819 | Saint Johnsbury | 76 | B | 2 | $190K |
| 9 | 05821 | Barnet | 75 | B | 10 (1 health) | $250K |
| 10 | 05843 | Hardwick | 71 | B | 2 | $181K |
| 11 | 05851 | Lyndonville | 70 | B | 4 | $219K |
| 12 | 05050 | Mc Indoe Falls | 63 | C | 0 | $227K |
| 13 | 05681 | Woodbury | 63 | C | 0 | $229K |
| 14 | 05850 | Lyndon Center | 63 | C | 0 | $404K |
| 15 | 05861 | Passumpsic | 63 | C | 0 | — |
| 16 | 05046 | Groton | 55 | C | 0 | $255K |
| 17 | 05863 | Saint Johnsbury Center | 55 | C | 0 | — |
| 18 | 05838 | East Saint Johnsbury | 53 | D | 0 | — |
| 19 | 05842 | Greensboro Bend | 53 | D | 0 | $214K |
| 20 | 05848 | Lower Waterford | 53 | D | 0 | — |
| 21 | 05871 | West Burke | 53 | D | 0 | $239K |
Recommended Buyer Guides for Caledonia County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 68.3% of homes built before 1978
- 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 Caledonia County, Vermont
Overview
Caledonia County in Vermont covers 21 ZIP codes with an average Home Safety Score of C (68/100).
9 of 21 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Vermont water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.