Carroll County, Kentucky
4 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-07-19
ZipCheckup grade for Carroll: B.
This ZIP looks solid, with a few items worth a quick check.
For households in Carroll County, the 4 ZIP codes on record show consistently safe tap water.
How Carroll County Compares
How Carroll County Compares
Carroll County scores 9 points above the Kentucky state average (61/100) and 2 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
Key Risk Factors
Estimated additional annual cost per homeowner: $1,020, driven primarily by flood
Infrastructure: 0.35% avg pipe failure probability, 25% of ZIPs at high risk
43.3% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Carroll County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 1 violation. Past 5 years: 2 total (2 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $1,020
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,298 housing units in Carroll 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 Carroll County
Remediation costs are relatively manageable for most homeowners in Carroll 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 Carroll County
7 community water systems serving Carroll County.
- C
- C
- C
- C
- C
- B
Show all 7 water systems
- B
Systems with the most violations in Carroll County
1 water system with recorded EPA violations.
- C
All ZIP Codes in Carroll County
4 ZIP codes tracked in Carroll County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 41045 | Ghent | 83 | B | 0 | $171K |
| 2 | 41008 | Carrollton | 71 | B | 2 (2 health) | $142K |
| 3 | 41083 | Sanders | 63 | C | 0 | $177K |
| 4 | 41098 | Worthville | 63 | C | 0 | $73K |
Recommended Buyer Guides for Carroll 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 Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Overview
Carroll County in Kentucky covers 4 ZIP codes with an average Home Safety Score of B (70/100).
1 of 4 ZIP codes have recorded EPA violations. 2 health-based violations 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.