Oxford County, Maine
29 ZIP codes · Avg score 55/100 · Grade C · Updated 2026-07-19
ZipCheckup grade for Oxford: C.
A mixed picture - some signals here are worth your attention.
Oxford County's water quality grade reflects a middle-ground assessment - its 29 ZIP codes range from fully compliant to violation-flagged.
How Oxford County Compares
How Oxford County Compares
Oxford County scores 2 points below the Maine state average (57/100) and 13 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Oxford County, Maine
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.1 (asthma 13.4%, diabetes 13.6%)
Estimated additional annual cost per homeowner: $1,033, driven primarily by flood
Infrastructure: 0.429% avg pipe failure probability, 56% of ZIPs at high risk
64.3% 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
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,033
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
32,305 housing units in Oxford 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 Oxford County
Remediation costs are relatively manageable for most homeowners in Oxford 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 Oxford County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Oxford County
8 community water systems serving Oxford County.
- C
- B
- D
- D
- B
- D
Show all 8 water systems
- D
- B
17 total water systems serve Oxford County.
Systems with the most violations in Oxford County
5 water systems with recorded EPA violations.
- D
- D
- D
- D
- D
All ZIP Codes in Oxford County
29 ZIP codes tracked in Oxford County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 04270 | Oxford | 70 | B | 0 | $195K |
| 2 | 04271 | Paris | 70 | B | 0 | — |
| 3 | 04281 | South Paris | 70 | B | 0 | $192K |
| 4 | 04289 | West Paris | 68 | C | 6 (2 health) | $184K |
| 5 | 04224 | Dixfield | 67 | C | 3 | $127K |
| 6 | 04255 | Greenwood | 65 | C | 0 | $223K |
| 7 | 04268 | Norway | 65 | C | 0 | $185K |
| 8 | 04276 | Rumford | 65 | C | 1 | $119K |
| 9 | 04217 | Bethel | 64 | C | 3 | $277K |
| 10 | 04257 | Mexico | 60 | C | 0 | $104K |
| 11 | 04221 | Canton | 59 | C | 10 (1 health) | $199K |
| 12 | 04010 | Brownfield | 53 | D | 0 | $267K |
| 13 | 04016 | Center Lovell | 53 | D | 0 | — |
| 14 | 04216 | Andover | 53 | D | 0 | $158K |
| 15 | 04219 | Bryant Pond | 53 | D | 0 | $189K |
| 16 | 04237 | Hanover | 53 | D | 0 | $241K |
| 17 | 04261 | Newry | 53 | D | 0 | $167K |
| 18 | 04275 | Roxbury | 53 | D | 0 | $119K |
| 19 | 04286 | West Bethel | 53 | D | 0 | — |
| 20 | 04288 | West Minot | 53 | D | 0 | — |
| 21 | 04290 | Peru | 53 | D | 0 | $121K |
| 22 | 04238 | Hebron | 48 | D | 5 | $237K |
| 23 | 04037 | Fryeburg | 46 | D | 20 | $261K |
| 24 | 04220 | Buckfield | 46 | D | 4 | $192K |
| 25 | 04051 | Lovell | 45 | D | 0 | $265K |
| 26 | 04226 | East Andover | 40 | D | 0 | $148K |
| 27 | 04231 | Stoneham | 40 | D | 0 | $221K |
| 28 | 04267 | North Waterford | 40 | D | 0 | — |
| 29 | 04292 | Sumner | 40 | D | 0 | $155K |
Recommended Buyer Guides for Oxford County
Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance - guides surface only when county data warrants them.
- Best Lead Paint Test Kits — 64.3% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- 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 Oxford County, Maine
Overview
Oxford County in Maine covers 29 ZIP codes with an average Home Safety Score of C (55/100).
8 of 29 ZIP codes have recorded EPA violations. 3 health-based violations have been documented.
← Back to Maine 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.