Hardin County, Kentucky
14 ZIP codes · Avg score 76/100 · Grade B · Updated
ZipCheckup grade for Hardin County: B.
This ZIP looks solid, with a few items worth a quick check.
Compared to state averages, Hardin County scores well - its 14 ZIP codes sit above the baseline for tap water quality.
How Hardin County Compares
How Hardin County Compares
Hardin County scores 7 points above the Kentucky state average (69/100) and 3 points above the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Hardin 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: $1,000, driven primarily by flood
49.4% of homes built before 1978 (lead paint era)
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,000
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
50,067 housing units in Hardin 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 Hardin County
Remediation costs are relatively manageable for most homeowners in Hardin 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 serving Hardin County
8 community water systems serving Hardin County.
- C
- B
- C
- B
- B
Show all 8 water systems
- B
- B
10 total water systems serve Hardin County.
Systems with the most violations in Hardin County
4 water systems with recorded EPA violations.
- B
- C
- C
- C
All ZIP Codes in Hardin County
14 ZIP codes tracked in Hardin County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 40121 | Fort Knox | 83 | B | 0 | — |
| 2 | 42724 | Cecilia | 83 | B | 1 | $193K |
| 3 | 42776 | Sonora | 83 | B | 1 | $185K |
| 4 | 40160 | Radcliff | 80 | B | 3 (1 health) | $162K |
| 5 | 40175 | Vine Grove | 77 | B | 6 (2 health) | $206K |
| 6 | 42788 | White Mills | 66 | C | 1 | $223K |
| 7 | 42701 | Elizabethtown | 62 | C | 6 (1 health) | $236K |
| 8 | 40122 | Fort Knox | — | — | — | |
| 9 | 40159 | Radcliff | — | — | — | |
| 10 | 40162 | Rineyville | — | — | 6 (2 health) | $244K |
| 11 | 40177 | West Point | — | — | 0 | $121K |
| 12 | 42702 | Elizabethtown | — | — | — | |
| 13 | 42732 | Eastview | — | — | 1 | $182K |
| 14 | 42740 | Glendale | — | — | 1 | $183K |
Recommended Buyer Guides for Hardin County
Independent picks. EPA-grounded. Matched here.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- 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 Hardin County, Kentucky
Overview
Hardin County in Kentucky covers 14 tracked ZIP records with an average Home Safety Score of B (76/100) across 7 scored records.
9 of 11 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 2 health-based violations appear in the available health breakdown.
← Back to Kentucky Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.