Shelby County, Kentucky
6 ZIP codes · Avg score 74/100 · Grade B · Updated 2026-06-03
The 6 water systems serving Shelby County show strong compliance with federal drinking water standards.
How Shelby County Compares
How Shelby County Compares
Shelby County scores 13 points above the Kentucky state average (61/100) and 6 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Shelby 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: $492, driven primarily by flood
Infrastructure: 0.284% avg pipe failure probability
39.4% 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: $492
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
17,575 housing units in Shelby 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 Shelby County
Remediation costs are relatively manageable for most homeowners in Shelby 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 Shelby County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | North Shelby Water District | 14,660 | 1 |
| 2 | Us 60 Water District | 7,892 | 1 |
| 3 | Henry County Water District #2 | 17,716 | 1 |
| 4 | WEST SHELBY WATER DISTRICT | 6,994 | 0 |
| 5 | Shelbyville Water & Sewer Commission | 23,760 | 0 |
8 total water systems serve Shelby County.
All ZIP Codes in Shelby County
6 ZIP codes tracked in Shelby County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 40003 | Bagdad | 83 | B | 1 | $331K |
| 2 | 40066 | Shelbyville | 83 | B | 0 | — |
| 3 | 40067 | Simpsonville | 83 | B | 0 | $336K |
| 4 | 40065 | Shelbyville | 78 | B | 0 | $254K |
| 5 | 40022 | Finchville | 63 | C | 0 | $376K |
| 6 | 40076 | Waddy | 53 | D | 0 | $222K |
Recommended Buyer Guides for Shelby County
Filtered against federal data, fitted to local risks.
- 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 Shelby County, Kentucky
Overview
Shelby County in Kentucky covers 6 ZIP codes with an average Home Safety Score of B (74/100).
1 of 6 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← 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.