Lincoln County, Kentucky
6 ZIP codes · Avg score 54/100 · Grade D · Updated 2026-06-03
Lincoln County ranks below average for water safety, with health-based violations recorded across multiple of its 6 ZIP codes.
How Lincoln County Compares
How Lincoln County Compares
Lincoln County scores 7 points below the Kentucky state average (61/100) and 14 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lincoln County, Kentucky
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $695, driven primarily by flood
Infrastructure: 0.352% avg pipe failure probability
54% of homes built before 1978 (lead paint era)
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: $695
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
10,300 housing units in Lincoln 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 Lincoln County
Remediation costs are relatively manageable for most homeowners in Lincoln 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.
Water Systems with Most Violations
Top 5 systems in Lincoln County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | EUBANK WATER SYSTEM | 12,492 | 3 |
| 2 | Crab Orchard Water District | 1,488 | 2 |
| 3 | Southeastern Water Assoc/nelson Valley | 21,895 | 2 |
| 4 | GARRARD CO WATER ASSOC INC | 14,806 | 2 |
| 5 | STANFORD WATER WORKS | 9,284 | 2 |
11 total water systems serve Lincoln County.
All ZIP Codes in Lincoln County
6 ZIP codes tracked in Lincoln County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 40419 | Crab Orchard | 69 | C | 2 | $136K |
| 2 | 40437 | Hustonville | 69 | C | 1 (1 health) | $124K |
| 3 | 40484 | Stanford | 65 | C | 0 | $154K |
| 4 | 40442 | Kings Mountain | 40 | D | 0 | $107K |
| 5 | 40448 | Mc Kinney | 40 | D | 0 | — |
| 6 | 42541 | Middleburg | 40 | D | 0 | — |
Recommended Buyer Guides for Lincoln County
Strictly editorial — no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.
- Best Lead Paint Test Kits — 54% of homes built before 1978
- 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 Lincoln County, Kentucky
Overview
Lincoln County in Kentucky covers 6 ZIP codes with an average Home Safety Score of D (54/100).
2 of 6 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Kentucky 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.
What You Can Do
Lincoln County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
54% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.