Platte County, Missouri
17 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-06-03
Compared to top-scoring counties, Platte County's 17 ZIP codes land in the middle tier — some meet standards cleanly, others carry documented violations, and the gap between the best and worst areas is wider than average.
How Platte County Compares
How Platte County Compares
Platte County scores 7 points below the Missouri state average (69/100) and 6 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Platte County, Missouri
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.3 (asthma 9.9%, diabetes 10.2%)
Estimated additional annual cost per homeowner: $713, driven primarily by flood
Infrastructure: 0.323% avg pipe failure probability, 24% of ZIPs at high risk
57.9% of homes built before 1978 (lead paint era)
Violation History (2022–2023)
→ Stable trendEPA violation counts by year across Platte County water systems. Health-based shown in red, total in blue.
Peak year: 2023 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: $713
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
45,324 housing units in Platte 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 Platte County
Remediation costs are relatively manageable for most homeowners in Platte 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 Platte 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 Platte County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Platte County Pwsd 3 | 615 | 16 |
| 2 | Platte Company Pwsd 4 | 9,552 | 13 |
| 3 | PLATTE COUNTY CONS PWSD 1 | 6,900 | 12 |
| 4 | Weston Public Water System | 1,850 | 12 |
| 5 | Platte County Pwsd 7 | 1,725 | 12 |
19 total water systems serve Platte County.
All ZIP Codes in Platte County
17 ZIP codes tracked in Platte County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 64092 | Waldron | 70 | B | 0 | — |
| 2 | 64153 | Kansas City | 70 | B | 1 | $331K |
| 3 | 64154 | Kansas City | 66 | C | 1 | $351K |
| 4 | 64163 | Kansas City | 66 | C | 1 | $207K |
| 5 | 64164 | Kansas City | 66 | C | 1 | — |
| 6 | 64190 | Kansas City | 66 | C | 1 | — |
| 7 | 64195 | Kansas City | 66 | C | 1 | — |
| 8 | 64151 | Kansas City | 65 | C | 1 | $293K |
| 9 | 64098 | Weston | 64 | C | 12 (1 health) | $311K |
| 10 | 64079 | Platte City | 63 | C | 4 | $326K |
| 11 | 64444 | Edgerton | 63 | C | 1 | $218K |
| 12 | 64439 | Dearborn | 62 | C | 2 | $202K |
| 13 | 64018 | Camden Point | 61 | C | 2 (1 health) | $271K |
| 14 | 64152 | Kansas City | 60 | C | 1 | $334K |
| 15 | 64150 | Riverside | 58 | C | 4 | $323K |
| 16 | 64028 | Farley | 53 | D | 0 | $183K |
| 17 | 64448 | Faucett | 40 | D | 0 | $199K |
Recommended Buyer Guides for Platte County
Filtered against federal data, fitted to local risks.
- Best Lead Paint Test Kits — 57.9% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- 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 Platte County, Missouri
Overview
Platte County in Missouri covers 17 ZIP codes with an average Home Safety Score of C (62/100).
14 of 17 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.