COUNTY REPORT IA

Marshall County, Iowa

13 ZIP codes · Home Safety Score unavailable · 0 of 13 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 13 tracked ZIP records scored
13
ZIP Codes
$131K
Median Home Value
$500
Avg Remediation (0.38% of home value)

ZIP Code Risk Map

Water Quality Map: Marshall County, Iowa

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: 13.8 (asthma 9.5%, diabetes 12.7%)

Modeled additional annual cost estimate per homeowner: $512, largest modeled factor: Flood

79% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 9.5% (national: 8.9%)
Diabetes 12.7% (national: 10.5%)
Obesity 44.1% (national: 32.4%)

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

Infrastructure Overview

1952
Median Build Year
79%
Pre-1980 Housing
59/100
Infrastructure Stress Indicator
100%
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: $512

Flood $1,400/yr
Water / Lead $400/yr
Energy Code Gap $374/yr

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

Housing Age Distribution

16,689 housing units in Marshall County

Pre-1940 32%
1940–1959 21%
1960–1979 26%
1980–1999 12%
2000+ 9%

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

$131K
Median Home Value
$500
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Marshall County can be compared with the median property value; actual costs vary by property.

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 9.5% (US avg: 8.9%)
Diabetes 12.7% (US avg: 11%)
Obesity 44.1% (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

1 community water system mapped to Marshall County ZIP codes; EPA may list more systems serving the county.

All ZIP Codes in Marshall County

13 ZIP codes tracked in Marshall County.

# ZIP Code City Safety Score Grade Violations Home Value
1 50005 Albion — — $130K
2 50051 Clemons — — —
3 50078 Ferguson — — $76K
4 50106 Gilman — — $112K
5 50120 Haverhill — — $178K
6 50141 Laurel — — $139K
7 50142 Le Grand — — $124K
8 50148 Liscomb — — $96K
9 50158 Marshalltown — — 0 $131K
10 50162 Melbourne — — $183K
11 50234 Rhodes — — $163K
12 50239 Saint Anthony — — —
13 50247 State Center — — $167K

Recommended Buyer Guides for Marshall County

Selection follows a fixed set of rules applied to local records: signals such as PFAS detections, lead action-level exceedances on record, a large share of pre-1978 housing, EPA Radon Zone 1, or a top flood or wildfire risk each add a related guide, and when none applies, general water testing and filtration guides are shown instead.

Overview

Marshall County in Iowa covers 13 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.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

← Back to Iowa 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 1 public water system to the 13 ZIP codes of 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 $512 per homeowner; actual costs vary by home.
How old are homes in Marshall County?
The median home build year in Marshall County is 1952. 79% 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, Iowa Home Safety Profile. https://zipcheckup.com/county/iowa/marshall/
BibTeX
@misc{zipcheckup-county-iowa-marshall,
  author = {{ZipCheckup}},
  title  = {{Marshall County, Iowa Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/iowa/marshall/}
}

Page version: October 2026.

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