COUNTY REPORT IA

Palo Alto County, Iowa

8 ZIP codes · Avg score 67/100 · Grade C

ZipCheckup grade for Palo Alto County: C.

A mixed picture - some signals here are worth your attention.

Within Palo Alto County, 8 tracked ZIP codes add up to a middle-tier grade, with water records that should be checked system by system.

How Palo Alto County Compares

Palo Alto County67/100
Iowa avg63/100
National avg73/100

How Palo Alto County Compares

C
County Grade
67/100
Avg Safety Score
8
ZIP Codes
1
Water Systems

Palo Alto County scores 4 points above the Iowa state average (63/100) and 6 points below the national average (73/100).

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

C
County Grade
67
Avg Safety Score
8
ZIP Codes
Best ZIP: 50536 (67/100)
Lowest ZIP: 50536 (67/100)
$102K
Median Home Value
$500
Avg Remediation (0.49% of home value)

ZIP Code Risk Map

Water Quality Map: Palo Alto 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: 14.1 (asthma 9.9%, diabetes 12.1%)

Modeled additional annual cost estimate per homeowner: $474, largest modeled factor: Energy Code Gap

78% 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 12.1% (national: 10.5%)
Obesity 40% (national: 32.4%)

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

Infrastructure Overview

1958
Median Build Year
78%
Pre-1980 Housing
61/100
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: $474

Energy Code Gap $405/yr
Flood $200/yr
Water / Lead $150/yr

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

Housing Age Distribution

4,770 housing units in Palo Alto County

Pre-1940 34%
1940–1959 18%
1960–1979 26%
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 Palo Alto County

$102K
Median Home Value
$500
Est. Remediation Cost
0.5%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Palo Alto 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 Palo Alto County residents

Asthma 9.9% (US avg: 8.9%)
Diabetes 12.1% (US avg: 11%)
Obesity 40% (US avg: 32.4%)

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

Water systems mapped to Palo Alto County ZIP codes

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

All ZIP Codes in Palo Alto County

8 ZIP codes tracked in Palo Alto County.

# ZIP Code City Safety Score Grade Violations Home Value
1 50536 Emmetsburg 67 C 0 $121K
2 50515 Ayrshire — — $27K
3 50527 Curlew — — $84K
4 50528 Cylinder — — —
5 50562 Mallard — — $76K
6 50597 West Bend — — $183K
7 51342 Graettinger — — $102K
8 51358 Ruthven — — $147K

Recommended Buyer Guides for Palo Alto County

The mix of guides changes from county to county.

Overview

Palo Alto County in Iowa covers 8 tracked ZIP records with an average Home Safety Score of C (67/100) across 1 scored records.

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

Is water safe in Palo Alto County?
Palo Alto County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Palo Alto County?
We map 1 public water system to the 8 ZIP codes of Palo Alto County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Palo Alto County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Palo Alto County is energy code gap. Across all modeled risk factors, the estimated average additional annual cost is $474 per homeowner; actual costs vary by home.
How old are homes in Palo Alto County?
The median home build year in Palo Alto County is 1958. 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 does Palo Alto County compare to Iowa?
Palo Alto County has an average Home Safety Score of 67/100 under model 4.0.0, which is at or above the Iowa state average of 63/100.

How to cite this page

APA ZipCheckup. (2026). Palo Alto County, IA: HSS 67/100; High Radon Potential Area. https://zipcheckup.com/county/iowa/palo-alto/
BibTeX
@misc{zipcheckup-county-iowa-palo-alto,
  author = {{ZipCheckup}},
  title  = {{Palo Alto County, IA: HSS 67/100; High Radon Potential Area}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/iowa/palo-alto/}
}

Page version: October 2026.

Get safety alerts for Palo Alto, Iowa

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.