COUNTY REPORT IL

Marshall County, Illinois

7 ZIP codes · Home Safety Score unavailable · 0 of 7 tracked ZIP records scored

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

Unavailable
0 of 7 tracked ZIP records scored
7
ZIP Codes
$138K
Median 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%)

Modeled additional annual cost estimate per homeowner: $1,126, largest modeled factor: Flood

78% of homes built before 1980 (lead paint was banned for residential use in 1978)

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
78%
Pre-1980 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 DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,126

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).

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 mapped to Marshall County ZIP codes

2 community water systems mapped to Marshall County ZIP codes; EPA may list more systems serving the 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 violations in EPA records.

  • 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

The mix of guides changes from county to county.

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?
We map 2 public water systems to 7 ZIP codes in our data for Marshall County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Marshall County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Marshall County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,126 per homeowner; actual costs vary by home.
How old are homes in Marshall County?
The median home build year in Marshall County is 1953. 78% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have 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: October 2026.

Get safety alerts for Marshall, Illinois

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.