Lafayette County, Missouri
11 ZIP codes · Avg score 75/100 · Grade B · Updated 2026-06-03
EPA monitoring reports for Lafayette County cover 11 ZIP codes and tell a largely reassuring story — compliance rates are high and health-based violations are far below the national norm.
How Lafayette County Compares
How Lafayette County Compares
Lafayette County scores 6 points above the Missouri state average (69/100) and 7 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lafayette County, Missouri
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.9 (asthma 10.5%, diabetes 11.8%)
Estimated additional annual cost per homeowner: $688, driven primarily by water_lead
Infrastructure: 0.401% avg pipe failure probability, 64% of ZIPs at high risk
70.5% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Lafayette County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 6 violations. Past 5 years: 10 total (10 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: $688
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
14,344 housing units in Lafayette 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 Lafayette County
Remediation costs are relatively manageable for most homeowners in Lafayette 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 Lafayette 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 Lafayette County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | LAF JO SALINE COUNTY CONS PWSD 2 | 7,180 | 14 |
| 2 | Concordia Public Water System | 2,500 | 11 |
| 3 | Johnson County Pwsd 1 | 3,730 | 10 |
| 4 | Pettis/johnson/saline Pwsd 1 | 1,000 | 10 |
| 5 | WAVERLY PWS | 800 | 2 |
15 total water systems serve Lafayette County.
All ZIP Codes in Lafayette County
11 ZIP codes tracked in Lafayette County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 64001 | Alma | 83 | B | 0 | $138K |
| 2 | 64011 | Bates City | 83 | B | 0 | $313K |
| 3 | 64037 | Higginsville | 83 | B | 0 | $179K |
| 4 | 64076 | Odessa | 83 | B | 0 | $226K |
| 5 | 64096 | Waverly | 82 | B | 2 (1 health) | $117K |
| 6 | 64067 | Lexington | 81 | B | 1 | $184K |
| 7 | 64020 | Concordia | 78 | B | 10 (1 health) | $182K |
| 8 | 64097 | Wellington | 75 | B | 0 | $225K |
| 9 | 64071 | Mayview | 70 | B | 1 | $201K |
| 10 | 64021 | Corder | 53 | D | 0 | $94K |
| 11 | 64022 | Dover | 53 | D | 0 | $178K |
Recommended Buyer Guides for Lafayette County
Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.
- Best Lead Paint Test Kits — 70.5% of homes built before 1978
Deep Dive Reports
Detailed analysis for Lafayette County, Missouri
Overview
Lafayette County in Missouri covers 11 ZIP codes with an average Home Safety Score of B (75/100).
4 of 11 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Missouri 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.