Forsyth County, North Carolina
36 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-06-03
Forsyth County — 36 ZIP codes, above-average safety grade.
How Forsyth County Compares
How Forsyth County Compares
Forsyth County scores 3 points below the North Carolina state average (73/100) and 2 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Forsyth 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: 13.5 (asthma 11.1%, diabetes 12.4%)
Estimated additional annual cost per homeowner: $598, driven primarily by flood
Violation History (2022–2025)
→ Stable trendEPA violation counts by year across Forsyth County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 2 violations. Past 5 years: 6 total (6 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.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $598
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Forsyth County
Remediation costs are relatively manageable for most homeowners in Forsyth 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 Forsyth 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 Forsyth County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | WINSTON-SALEM, CITY OF | 388,060 | 20 |
| 2 | Davidson Water Inc. | 153,632 | 17 |
| 3 | Rocklyn Subdivision Phase 2 | 197 | 14 |
| 4 | Monroe`s Mhp | 187 | 14 |
| 5 | Graystone/smokerise Water System | 455 | 6 |
20 total water systems serve Forsyth County.
All ZIP Codes in Forsyth County
36 ZIP codes tracked in Forsyth County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 27040 | Pfafftown | 82 | B | 2 | $259K |
| 2 | 27285 | Kernersville | 82 | B | 3 | — |
| 3 | 27284 | Kernersville | 77 | B | 3 | $260K |
| 4 | 27045 | Rural Hall | 75 | B | 1 | $182K |
| 5 | 27113 | Winston Salem | 75 | B | 0 | — |
| 6 | 27127 | Winston Salem | 75 | B | 0 | $190K |
| 7 | 27094 | Rural Hall | 72 | B | 1 | — |
| 8 | 27098 | Rural Hall | 72 | B | 1 | — |
| 9 | 27099 | Rural Hall | 72 | B | 1 | — |
| 10 | 27108 | Winston Salem | 72 | B | 0 | — |
| 11 | 27109 | Winston Salem | 72 | B | 0 | — |
| 12 | 27110 | Winston Salem | 72 | B | 0 | — |
| 13 | 27111 | Winston Salem | 72 | B | 0 | — |
| 14 | 27114 | Winston Salem | 72 | B | 0 | — |
| 15 | 27115 | Winston Salem | 72 | B | 0 | — |
| 16 | 27116 | Winston Salem | 72 | B | 0 | — |
| 17 | 27117 | Winston Salem | 72 | B | 0 | — |
| 18 | 27120 | Winston Salem | 72 | B | 0 | — |
| 19 | 27130 | Winston Salem | 72 | B | 0 | — |
| 20 | 27150 | Winston Salem | 72 | B | 0 | — |
| 21 | 27155 | Winston Salem | 72 | B | 0 | — |
| 22 | 27157 | Winston Salem | 72 | B | 0 | — |
| 23 | 27198 | Winston Salem | 72 | B | 0 | — |
| 24 | 27199 | Winston Salem | 72 | B | 0 | — |
| 25 | 27101 | Winston Salem | 70 | B | 0 | $202K |
| 26 | 27103 | Winston Salem | 70 | B | 0 | $221K |
| 27 | 27105 | Winston Salem | 70 | B | 0 | $151K |
| 28 | 27012 | Clemmons | 69 | C | 14 (1 health) | $315K |
| 29 | 27104 | Winston Salem | 65 | C | 0 | $329K |
| 30 | 27106 | Winston Salem | 65 | C | 0 | $286K |
| 31 | 27023 | Lewisville | 63 | C | 0 | $315K |
| 32 | 27373 | Wallburg | 63 | C | 0 | — |
| 33 | 27006 | Advance | 55 | C | 0 | $320K |
| 34 | 27010 | Bethania | 53 | D | 0 | — |
| 35 | 27050 | Tobaccoville | 53 | D | 0 | $186K |
| 36 | 27051 | Walkertown | 53 | D | 0 | $194K |
Recommended Buyer Guides for Forsyth County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- 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 Forsyth County, North Carolina
Overview
Forsyth County in North Carolina covers 36 ZIP codes with an average Home Safety Score of B (70/100).
8 of 36 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← 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.