COUNTY REPORT MO

Lewis County, Missouri

8 ZIP codes · Home Safety Score unavailable · 0 of 8 tracked ZIP records scored · Updated

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:

Unavailable
0 of 8 tracked ZIP records scored
8
ZIP Codes
$123K
Median Home Value
$1,738
Avg Remediation (141% of home value)

ZIP Code Risk Map

Water Quality Map: Lewis County, Missouri

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 14.6 (asthma 11%, diabetes 12.7%)

Estimated additional annual cost per homeowner: $968, driven primarily by flood

69% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11% (national: 8.9%)
Diabetes 12.7% (national: 10.5%)
Obesity 36.6% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1969
Median Build Year
69%
Pre-1978 Housing
44/100
Infrastructure Stress Indicator
88%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

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: $968

Flood $680/yr
Water / Lead $213/yr
Energy Code Gap $180/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

4,894 housing units in Lewis County

Pre-1940 22%
1940–1959 11%
1960–1979 34%
1980–1999 17%
2000+ 16%

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 Lewis County

$123K
Median Home Value
$1,738
Est. Remediation Cost
1.4%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Lewis 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 Lewis County residents

Asthma 11% (US avg: 8.9%)
Diabetes 12.7% (US avg: 11%)
Obesity 36.6% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems serving Lewis County

7 community water systems serving Lewis County.

Show all 7 water systems

Systems with the most violations in Lewis County

5 water systems with recorded EPA violations.

All ZIP Codes in Lewis County

8 ZIP codes tracked in Lewis County.

# ZIP Code City Safety Score Grade Violations Home Value
1 63435 Canton 15 $134K
2 63438 Durham 16 $95K
3 63440 Ewing 16 $128K
4 63447 La Belle 15 $85K
5 63448 La Grange 7 (1 health) $119K
6 63452 Lewistown 16 $88K
7 63454 Maywood 16 $186K
8 63473 Williamstown 2 $165K

Recommended Buyer Guides for Lewis County

While many sites publish identical guide lists across every county they cover, the selection here changes by location - driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.

Overview

Lewis County in Missouri covers 8 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

8 of 8 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

← Back to Missouri Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve Lewis County?
Lewis County is served by 7 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in Lewis County?
The primary environmental risk factor in Lewis County is flood. This contributes to an estimated additional annual cost of $968 per homeowner.
How old are homes in Lewis County?
The median home build year in Lewis County is 1969. 69% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Lewis County, Missouri Home Safety Profile. https://zipcheckup.com/county/missouri/lewis/
BibTeX
@misc{zipcheckup-county-missouri-lewis,
  author = {{ZipCheckup}},
  title  = {{Lewis County, Missouri Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/missouri/lewis/}
}

Page version: August 2026.

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