COUNTY REPORT MO

DeKalb 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
$187K
Median Home Value
$1,080
Avg Remediation (58% of home value)

ZIP Code Risk Map

Water Quality Map: DeKalb 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 10.4%, diabetes 12.5%)

Estimated additional annual cost per homeowner: $789, driven primarily by flood

64.3% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

→ Stable trend

EPA violation counts by year across DeKalb County water systems. Health-based shown in red, total in blue.

2022
2 (2 health)
2024
12 (12 health)
2025
12 (12 health)

Peak year: 2024 with 12 violations. Past 5 years: 26 total (26 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 10.4% (national: 8.9%)
Diabetes 12.5% (national: 10.5%)
Obesity 38.9% (national: 32.4%)

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

Infrastructure Overview

1970
Median Build Year
64.3%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
88%
ZIPs with High Infrastructure Stress
Low
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: $789

Flood $600/yr
Water Infrastructure $213/yr
Water / Lead $194/yr

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

Housing Age Distribution

3,547 housing units in DeKalb County

Pre-1940 26%
1940–1959 10%
1960–1979 22%
1980–1999 23%
2000+ 19%

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 DeKalb County

$187K
Median Home Value
$1,080
Est. Remediation Cost
0.6%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.4% (US avg: 8.9%)
Diabetes 12.5% (US avg: 11%)
Obesity 38.9% (US avg: 32.4%)

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

Water systems serving DeKalb County

8 community water systems serving DeKalb County.

Show all 8 water systems

12 total water systems serve DeKalb County.

Systems with the most violations in DeKalb County

5 water systems with recorded EPA violations.

All ZIP Codes in DeKalb County

8 ZIP codes tracked in DeKalb County.

# ZIP Code City Safety Score Grade Violations Home Value
1 64422 Amity 1
2 64430 Clarksdale 1 $228K
3 64469 Maysville 27 (15 health) $148K
4 64474 Osborn 11 (2 health) $134K
5 64490 Stewartsville 9 (2 health) $204K
6 64494 Union Star 8 $122K
7 64497 Weatherby 4 $341K
8 64670 Pattonsburg 5 $187K

Recommended Buyer Guides for DeKalb County

If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations - federal data drives the order, not retailer arrangements.

Overview

DeKalb 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. 17 health-based violations 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 DeKalb County?
DeKalb County is served by 12 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in DeKalb County?
The primary environmental risk factor in DeKalb County is flood. This contributes to an estimated additional annual cost of $789 per homeowner.
How old are homes in DeKalb County?
The median home build year in DeKalb County is 1970. 64.3% 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). DeKalb County, Missouri Home Safety Profile. https://zipcheckup.com/county/missouri/dekalb/
BibTeX
@misc{zipcheckup-county-missouri-dekalb,
  author = {{ZipCheckup}},
  title  = {{DeKalb County, Missouri Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/missouri/dekalb/}
}

Page version: August 2026.

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