Warren County, Virginia
12 ZIP codes · Avg score 55/100 · Grade C · Updated 2026-06-03
Within Warren County, safety data across 12 ZIP codes suggests a fair but uneven system — violations are present and worth checking at the ZIP level.
How Warren County Compares
How Warren County Compares
Warren County scores 11 points below the Virginia state average (66/100) and 13 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Warren County, Virginia
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.5 (asthma 10.6%, diabetes 12.9%)
Estimated additional annual cost per homeowner: $2,654, driven primarily by sea_level
Infrastructure: 0.33% avg pipe failure probability
53.6% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Warren County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 2 violations. Past 5 years: 3 total (3 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: $2,654
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
26,251 housing units in Warren 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 Warren County
Remediation costs are relatively manageable for most homeowners in Warren 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 Warren County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Warren County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Front Royal, Town of | 15,000 | 12 |
| 2 | Shenandoah Shores Subdivision | 850 | 11 |
| 3 | Shenandoah River Estates | 265 | 11 |
| 4 | City of Winchester, | 28,248 | 11 |
| 5 | Stephens City, Town of | 1,967 | 11 |
15 total water systems serve Warren County.
All ZIP Codes in Warren County
12 ZIP codes tracked in Warren County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 22642 | Linden | 70 | B | 1 | $314K |
| 2 | 22610 | Bentonville | 68 | C | 1 | $295K |
| 3 | 22645 | Middletown | 65 | C | 0 | $389K |
| 4 | 22657 | Strasburg | 63 | C | 2 (2 health) | $269K |
| 5 | 22649 | Middletown | 59 | C | 0 | — |
| 6 | 20144 | Delaplane | 53 | D | 0 | $700K |
| 7 | 22643 | Markham | 53 | D | 0 | — |
| 8 | 22650 | Rileyville | 53 | D | 0 | $258K |
| 9 | 22630 | Front Royal | 50 | D | 11 | $330K |
| 10 | 22623 | Chester Gap | 40 | D | 0 | $238K |
| 11 | 22639 | Hume | 40 | D | 0 | $477K |
| 12 | 22640 | Huntly | 40 | D | 0 | — |
Recommended Buyer Guides for Warren County
Editorial-only picks, screened against the EPA detections on file.
- Best Lead Paint Test Kits — 53.6% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Warren County, Virginia
Overview
Warren County in Virginia covers 12 ZIP codes with an average Home Safety Score of C (55/100).
4 of 12 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Virginia 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.