Buchanan County, Missouri
13 ZIP codes · Avg score 64/100 · Grade C · Updated
ZipCheckup grade for Buchanan County: C.
A mixed picture - some signals here are worth your attention.
Monitoring figures for Buchanan County indicate average water quality overall - some ZIP codes among the 13 tracked have recorded health-based violations, while others operate cleanly, making individual ZIP-level data the most actionable reference point.
How Buchanan County Compares
How Buchanan County Compares
Buchanan County scores 8 points below the Missouri state average (72/100) and 9 points below the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Buchanan County, Missouri
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.9 (asthma 10.9%, diabetes 13%)
Estimated additional annual cost per homeowner: $1,608, driven primarily by flood
71.9% 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
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,608
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
39,821 housing units in Buchanan 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 Buchanan County
Remediation costs are relatively manageable for most homeowners in Buchanan 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 Buchanan County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Buchanan County
8 community water systems serving Buchanan County.
- C
- C
- C
- C
Show all 8 water systems
- C
Systems with the most violations in Buchanan County
5 water systems with recorded EPA violations.
- C
- C
- C
All ZIP Codes in Buchanan County
13 ZIP codes tracked in Buchanan County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 64506 | Saint Joseph | 66 | C | 1 | $221K |
| 2 | 64443 | Easton | 65 | C | 1 | $316K |
| 3 | 64505 | Saint Joseph | 65 | C | 3 | $186K |
| 4 | 64401 | Agency | 63 | C | 4 | $242K |
| 5 | 64507 | Saint Joseph | 63 | C | 4 | $134K |
| 6 | 64440 | De Kalb | — | — | 1 | $192K |
| 7 | 64448 | Faucett | — | — | 3 | $199K |
| 8 | 64484 | Rushville | — | — | 11 | $124K |
| 9 | 64501 | Saint Joseph | — | — | $97K | |
| 10 | 64502 | Saint Joseph | — | — | — | |
| 11 | 64503 | Saint Joseph | — | — | $134K | |
| 12 | 64504 | Saint Joseph | — | — | 1 | $115K |
| 13 | 64508 | Saint Joseph | — | — | — |
Recommended Buyer Guides for Buchanan County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 71.9% 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 Buchanan County, Missouri
Overview
Buchanan County in Missouri covers 13 tracked ZIP records with an average Home Safety Score of C (64/100) across 5 scored records.
9 of 9 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
← Back to Missouri Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.