Davidson County, North Carolina
10 ZIP codes · Avg score 85/100 · Grade A · Updated 2026-07-19
ZipCheckup grade for Davidson: A.
No federal data flags a major home-safety concern for this ZIP.
Across Davidson County's 10 ZIP codes, EPA compliance data shows above-average performance - violation rates are minimal, none of the county's systems have triggered health-based MCL exceedances in recent cycles, and the county's scores have stayed above the national baseline across every recent reporting period.
How Davidson County Compares
How Davidson County Compares
Davidson County scores 12 points above the North Carolina state average (73/100) and 17 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Davidson County, North Carolina
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 11%, diabetes 12.7%)
Estimated additional annual cost per homeowner: $929, driven primarily by flood
Infrastructure: 0.348% avg pipe failure probability
49.3% 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: $929
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
80,379 housing units in Davidson 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 Davidson County
Remediation costs are relatively manageable for most homeowners in Davidson 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 Davidson County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Davidson County
8 community water systems serving Davidson County.
- B
- A
- B
- A
- A
- B
Show all 8 water systems
- B
- B
Systems with the most violations in Davidson County
3 water systems with recorded EPA violations.
- B
- A
- A
All ZIP Codes in Davidson County
10 ZIP codes tracked in Davidson County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 27293 | Lexington | 88 | A | 1 | — |
| 2 | 27294 | Lexington | 88 | A | 1 | — |
| 3 | 27374 | Welcome | 88 | A | 1 | — |
| 4 | 27102 | Winston Salem | 87 | A | 0 | — |
| 5 | 27295 | Lexington | 87 | A | 1 | $192K |
| 6 | 27361 | Thomasville | 87 | A | 1 | — |
| 7 | 27107 | Winston Salem | 82 | B | 0 | $202K |
| 8 | 27239 | Denton | 82 | B | 14 | $175K |
| 9 | 27292 | Lexington | 82 | B | 1 | $193K |
| 10 | 27360 | Thomasville | 82 | B | 1 | $175K |
Recommended Buyer Guides for Davidson 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 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 Davidson County, North Carolina
Overview
Davidson County in North Carolina covers 10 ZIP codes with an average Home Safety Score of A (85/100).
8 of 10 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to North Carolina 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.