Lincoln County, Missouri
10 ZIP codes · Avg score 78/100 · Grade B · Updated
ZipCheckup grade for Lincoln County: B.
This ZIP looks solid, with a few items worth a quick check.
Lincoln County's tap water quality puts it in the upper tier nationally; the 10 ZIP codes here record few health-based violations.
How Lincoln County Compares
How Lincoln County Compares
Lincoln County scores 6 points above the Missouri state average (72/100) and 5 points above 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: Lincoln County, Missouri
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.6 (asthma 10.6%, diabetes 11.1%)
Estimated additional annual cost per homeowner: $1,913, driven primarily by flood
41.2% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Lincoln County water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 15 violations. Past 5 years: 41 total (41 health-based). Health-based violations are declining versus the prior 2-year window.
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
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: $1,913
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
23,878 housing units in Lincoln 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 Lincoln County
Remediation costs are relatively manageable for most homeowners in Lincoln 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 Lincoln County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Lincoln County
8 community water systems serving Lincoln County.
- B
- B
- B
- B
Show all 8 water systems
- B
- B
14 total water systems serve Lincoln County.
Systems with the most violations in Lincoln County
5 water systems with recorded EPA violations.
- B
- B
- B
- B
All ZIP Codes in Lincoln County
10 ZIP codes tracked in Lincoln County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 63341 | Defiance | 83 | B | 2 | $553K |
| 2 | 63369 | Old Monroe | 81 | B | 7 (1 health) | $320K |
| 3 | 63347 | Foley | 79 | B | 8 (1 health) | $166K |
| 4 | 63389 | Winfield | 78 | B | 13 (2 health) | $219K |
| 5 | 63362 | Moscow Mills | 76 | B | 16 (4 health) | $225K |
| 6 | 63379 | Troy | 76 | B | 17 (4 health) | $239K |
| 7 | 63343 | Elsberry | 74 | B | 19 (2 health) | $149K |
| 8 | 63349 | Hawk Point | — | — | 6 (1 health) | $222K |
| 9 | 63377 | Silex | — | — | 0 | $218K |
| 10 | 63387 | Whiteside | — | — | $95K |
Recommended Buyer Guides for Lincoln 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 Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- 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 Lincoln County, Missouri
Overview
Lincoln County in Missouri covers 10 tracked ZIP records with an average Home Safety Score of B (78/100) across 7 scored records.
8 of 9 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 7 health-based violations appear in the available health breakdown.
← 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.