Montgomery County, Mississippi
3 ZIP codes · Avg score 95/100 · Grade A · Updated 2026-06-03
Homeowners across Montgomery County's 3 ZIP codes live with water safety scores that generally beat state and national averages.
How Montgomery County Compares
How Montgomery County Compares
Montgomery County scores 14 points above the Mississippi state average (81/100) and 27 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 17.5 (asthma 10.3%, diabetes 19.6%)
Estimated additional annual cost per homeowner: $190, driven primarily by water_lead
Infrastructure: 0.417% avg pipe failure probability, 67% of ZIPs at high risk
61.7% of homes built before 1978 (lead paint era)
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: $190
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,448 housing units in Montgomery 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 Montgomery County
Remediation costs are relatively manageable for most homeowners in Montgomery 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 Montgomery 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 Montgomery County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | North District 1 Water Assn. | 700 | 28 |
| 2 | South Winona Water Association | 874 | 25 |
| 3 | Town of Kilmichael | 1,341 | 25 |
| 4 | Poplar Creek Water Association | 634 | 25 |
| 5 | City of Winona | 5,071 | 15 |
17 total water systems serve Montgomery County.
All ZIP Codes in Montgomery County
3 ZIP codes tracked in Montgomery County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 39747 | Kilmichael | 98 | A | 10 (1 health) | $90K |
| 2 | 38967 | Winona | 97 | A | 15 (2 health) | $125K |
| 3 | 38925 | Duck Hill | 90 | A | 13 | $111K |
Recommended Buyer Guides for Montgomery County
If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations — federal data drives the order, not retailer arrangements.
- Best Lead Paint Test Kits — 61.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Overview
Montgomery County in Mississippi covers 3 ZIP codes with an average Home Safety Score of A (95/100).
3 of 3 ZIP codes have recorded EPA violations. 3 health-based violations have been documented.
← Back to Mississippi 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.