COUNTY REPORT IL

Marshall County, Illinois

7 ZIP codes · Home Safety Score unavailable · 0 of 7 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 7 tracked ZIP records scored
7
ZIP Codes
$138K
Median Home Value
$2,100
Avg Remediation (152% of home value)

ZIP Code Risk Map

Water Quality Map: Marshall County, Illinois

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: 14.5 (asthma 10.4%, diabetes 13%)

Estimated additional annual cost per homeowner: $1,704, driven primarily by flood

83.9% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.4% (national: 8.9%)
Diabetes 13% (national: 10.5%)
Obesity 38.6% (national: 32.4%)

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

Infrastructure Overview

1953
Median Build Year
83.9%
Pre-1978 Housing
51/100
Infrastructure Stress Indicator
86%
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: $1,704

Flood $680/yr
Energy Code Gap $540/yr
Sea Level Rise $400/yr

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

Housing Age Distribution

4,761 housing units in Marshall County

Pre-1940 29%
1940–1959 20%
1960–1979 29%
1980–1999 14%
2000+ 8%

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 Marshall County

$138K
Median Home Value
$2,100
Est. Remediation Cost
1.5%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.4% (US avg: 8.9%)
Diabetes 13% (US avg: 11%)
Obesity 38.6% (US avg: 32.4%)

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

Water systems serving Marshall County

2 community water systems serving Marshall County.

  • Henry
    Serves ~2,230 people 1 violation
  • Lacon
    Serves ~1,878 people

Systems with the most violations in Marshall County

1 water system with recorded EPA violations.

  • Henry
    Serves ~2,230 people 1 violation

All ZIP Codes in Marshall County

7 ZIP codes tracked in Marshall County.

# ZIP Code City Safety Score Grade Violations Home Value
1 61369 Toluca $115K
2 61375 Varna 0 $163K
3 61424 Camp Grove
4 61537 Henry 1 $121K
5 61540 Lacon 0 $154K
6 61541 La Rose $72K
7 61565 Sparland $162K

Recommended Buyer Guides for Marshall County

Four sources - EPA, NSF, FEMA, CDC - drive the match.

Overview

Marshall County in Illinois covers 7 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.

1 of 3 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 Illinois 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 Marshall County?
Marshall County is served by 2 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Marshall County?
The primary environmental risk factor in Marshall County is flood. This contributes to an estimated additional annual cost of $1,704 per homeowner.
How old are homes in Marshall County?
The median home build year in Marshall County is 1953. 83.9% 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). Marshall County, Illinois Home Safety Profile. https://zipcheckup.com/county/illinois/marshall/
BibTeX
@misc{zipcheckup-county-illinois-marshall,
  author = {{ZipCheckup}},
  title  = {{Marshall County, Illinois Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/illinois/marshall/}
}

Page version: August 2026.

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