COUNTY REPORT IA

Harrison County, Iowa

10 ZIP codes · Home Safety Score unavailable · 0 of 10 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 10 tracked ZIP records scored
10
ZIP Codes
$150K
Median Home Value

ZIP Code Risk Map

Water Quality Map: Harrison 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: 13.7 (asthma 9.9%, diabetes 12.5%)

Modeled additional annual cost estimate per homeowner: $784, largest modeled factor: Flood

74% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 9.9% (national: 8.9%)
Diabetes 12.5% (national: 10.5%)
Obesity 35.2% (national: 32.4%)

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

Infrastructure Overview

1954
Median Build Year
74%
Pre-1980 Housing
56/100
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: $784

Flood $700/yr
Water / Lead $400/yr
Energy Code Gap $324/yr

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

Housing Age Distribution

6,729 housing units in Harrison County

Pre-1940 44%
1940–1959 10%
1960–1979 20%
1980–1999 15%
2000+ 11%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Health Outcomes vs National Average

CDC PLACES data for Harrison County residents

Asthma 9.9% (US avg: 8.9%)
Diabetes 12.5% (US avg: 11%)
Obesity 35.2% (US avg: 32.4%)

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

Water systems mapped to Harrison County ZIP codes

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

Systems with the most violations in Harrison County

1 water system with violations in EPA records.

All ZIP Codes in Harrison County

10 ZIP codes tracked in Harrison County.

# ZIP Code City Safety Score Grade Violations Home Value
1 51529 Dunlap — — $139K
2 51545 Little Sioux — — $81K
3 51546 Logan — — $202K
4 51550 Magnolia — — $108K
5 51555 Missouri Valley — — 2 $181K
6 51556 Modale — — $110K
7 51557 Mondamin — — $161K
8 51563 Persia — — $209K
9 51564 Pisgah — — $108K
10 51579 Woodbine — — $182K

Recommended Buyer Guides for Harrison County

Each guide below is listed with the reason it appears.

Overview

Harrison County in Iowa covers 10 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 1 ZIP code 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 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 Harrison County?
We map 1 public water system to the 10 ZIP codes of Harrison County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Harrison County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Harrison County is flood. Across all modeled risk factors, the estimated average additional annual cost is $784 per homeowner; actual costs vary by home.
How old are homes in Harrison County?
The median home build year in Harrison County is 1954. 74% 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). Harrison County, Iowa Home Safety Profile. https://zipcheckup.com/county/iowa/harrison/
BibTeX
@misc{zipcheckup-county-iowa-harrison,
  author = {{ZipCheckup}},
  title  = {{Harrison County, Iowa Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/iowa/harrison/}
}

Page version: October 2026.

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