COUNTY REPORT MO

Polk County, Missouri

11 ZIP codes · Home Safety Score unavailable · 0 of 11 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 11 tracked ZIP records scored
11
ZIP Codes
$197K
Median Home Value
$509
Avg Remediation (26% of home value)

ZIP Code Risk Map

Water Quality Map: Polk 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: 14.9 (asthma 10.9%, diabetes 13%)

Estimated additional annual cost per homeowner: $314, driven primarily by flood

46.5% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.9% (national: 8.9%)
Diabetes 13% (national: 10.5%)
Obesity 38.7% (national: 32.4%)

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

Infrastructure Overview

1982
Median Build Year
46.5%
Pre-1978 Housing
34/100
Infrastructure Stress Indicator
10%
ZIPs with High Infrastructure Stress
Moderate
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: $314

Flood $600/yr
Water Infrastructure $123/yr
Energy Code Gap $90/yr

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

Housing Age Distribution

13,592 housing units in Polk County

Pre-1940 11%
1940–1959 6%
1960–1979 22%
1980–1999 34%
2000+ 28%

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 Polk County

$197K
Median Home Value
$509
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.9% (US avg: 8.9%)
Diabetes 13% (US avg: 11%)
Obesity 38.7% (US avg: 32.4%)

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

Water systems serving Polk County

5 community water systems serving Polk County.

Systems with the most violations in Polk County

4 water systems with recorded EPA violations.

All ZIP Codes in Polk County

11 ZIP codes tracked in Polk County.

# ZIP Code City Safety Score Grade Violations Home Value
1 65601 Aldrich 2 $134K
2 65613 Bolivar 6 $197K
3 65617 Brighton 2 $206K
4 65640 Dunnegan 4 $172K
5 65645 Eudora
6 65649 Fair Play 2 $286K
7 65650 Flemington 3 (1 health) $97K
8 65663 Half Way 2 $210K
9 65674 Humansville 4 $116K
10 65710 Morrisville 2 $206K
11 65727 Polk

Recommended Buyer Guides for Polk County

Eight risk categories drive the selection - PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback - and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.

Overview

Polk County in Missouri covers 11 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.

9 of 9 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 Polk County?
Polk County is served by 5 public water systems that supply drinking water to residents across 11 ZIP codes.
What is the biggest environmental risk in Polk County?
The primary environmental risk factor in Polk County is flood. This contributes to an estimated additional annual cost of $314 per homeowner.
How old are homes in Polk County?
The median home build year in Polk County is 1982. 46.5% 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). Polk County, Missouri Home Safety Profile. https://zipcheckup.com/county/missouri/polk/
BibTeX
@misc{zipcheckup-county-missouri-polk,
  author = {{ZipCheckup}},
  title  = {{Polk County, Missouri Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/missouri/polk/}
}

Page version: August 2026.

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