Maury County, Tennessee
6 ZIP codes · Avg score 84/100 · Grade B · Updated 2026-06-03
Homeowners across Maury County's 6 ZIP codes live with water safety scores that generally beat state and national averages.
How Maury County Compares
How Maury County Compares
Maury County scores 15 points above the Tennessee state average (69/100) and 16 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Maury County, Tennessee
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.8 (asthma 10.7%, diabetes 12.6%)
Estimated additional annual cost per homeowner: $1,168, driven primarily by flood
Infrastructure: 0.242% avg pipe failure probability
42.8% of homes built before 1978 (lead paint era)
Violation History (2022–2023)
→ Stable trendEPA violation counts by year across Maury County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 4 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.
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: $1,168
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
50,729 housing units in Maury 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 Maury County
Remediation costs are relatively manageable for most homeowners in Maury 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 Maury 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 Maury County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Spring Hill Water Department | 65,840 | 0 |
| 2 | Columbia Power and Water Systems | 84,617 | 0 |
| 3 | FRANKLIN WATER DEPT | 77,222 | 0 |
| 4 | H.b.& T.s. Utility District | 40,094 | 0 |
| 5 | Milcrofton Utility District | 38,032 | 0 |
14 total water systems serve Maury County.
All ZIP Codes in Maury County
6 ZIP codes tracked in Maury County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 38402 | Columbia | 99 | A | 0 | — |
| 2 | 37174 | Spring Hill | 90 | A | 0 | $450K |
| 3 | 38474 | Mount Pleasant | 90 | A | 0 | $228K |
| 4 | 38401 | Columbia | 85 | A | 0 | $295K |
| 5 | 38487 | Williamsport | 73 | B | 0 | $331K |
| 6 | 38461 | Hampshire | 66 | C | 0 | $344K |
Recommended Buyer Guides for Maury County
Editorial-only picks, screened against the EPA detections on file.
- 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 Maury County, Tennessee
Overview
Maury County in Tennessee covers 6 ZIP codes with an average Home Safety Score of B (84/100).
No EPA violations recorded across any tracked ZIP codes in Maury County.
← Back to Tennessee 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.