COUNTY REPORT MO

Knox County, Missouri

6 ZIP codes · Home Safety Score unavailable · 0 of 6 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 6 tracked ZIP records scored
6
ZIP Codes
$85K
Median Home Value
$1,233
Avg Remediation (145% of home value)

ZIP Code Risk Map

Water Quality Map: Knox 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: 16.5 (asthma 11.1%, diabetes 15.1%)

Estimated additional annual cost per homeowner: $573, driven primarily by water_lead

71.2% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 15.1% (national: 10.5%)
Obesity 39.5% (national: 32.4%)

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

Infrastructure Overview

1968
Median Build Year
71.2%
Pre-1978 Housing
51/100
Infrastructure Stress Indicator
80%
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: $573

Water / Lead $300/yr
Flood $200/yr
Energy Code Gap $198/yr

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

Housing Age Distribution

1,704 housing units in Knox County

Pre-1940 32%
1940–1959 17%
1960–1979 23%
1980–1999 17%
2000+ 11%

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 Knox County

$85K
Median Home Value
$1,233
Est. Remediation Cost
1.5%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.1% (US avg: 8.9%)
Diabetes 15.1% (US avg: 11%)
Obesity 39.5% (US avg: 32.4%)

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

Water systems serving Knox County

2 community water systems serving Knox County.

Systems with the most violations in Knox County

1 water system with recorded EPA violations.

All ZIP Codes in Knox County

6 ZIP codes tracked in Knox County.

# ZIP Code City Safety Score Grade Violations Home Value
1 63446 Knox City 10 $275K
2 63458 Newark 10 $74K
3 63460 Novelty 10 $85K
4 63464 Plevna
5 63537 Edina 10 $105K
6 63547 Hurdland 10 $80K

Recommended Buyer Guides for Knox 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.

Overview

Knox County in Missouri covers 6 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.

5 of 5 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

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

Frequently Asked Questions

How many water systems serve Knox County?
Knox County is served by 2 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in Knox County?
The primary environmental risk factor in Knox County is water_lead. This contributes to an estimated additional annual cost of $573 per homeowner.
How old are homes in Knox County?
The median home build year in Knox County is 1968. 71.2% 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). Knox County, Missouri Home Safety Profile. https://zipcheckup.com/county/missouri/knox/
BibTeX
@misc{zipcheckup-county-missouri-knox,
  author = {{ZipCheckup}},
  title  = {{Knox County, Missouri Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/missouri/knox/}
}

Page version: August 2026.

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