COUNTY REPORT IA

Story County, Iowa

18 ZIP codes · Home Safety Score unavailable · 0 of 18 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 18 tracked ZIP records scored
18
ZIP Codes
$219K
Median Home Value
$340
Avg Remediation (0.16% of home value)

ZIP Code Risk Map

Water Quality Map: Story 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: 10.2 (asthma 9.7%, diabetes 8.1%)

Modeled additional annual cost estimate per homeowner: $853, largest modeled factor: Flood

47% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 9.7% (national: 8.9%)
Diabetes 8.1% (national: 10.5%)
Obesity 30.8% (national: 32.4%)

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

Infrastructure Overview

1971
Median Build Year
47%
Pre-1980 Housing
47/100
Infrastructure Stress Indicator
72%
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: $853

Flood $817/yr
Energy Code Gap $264/yr
Water / Lead $145/yr

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

Housing Age Distribution

42,497 housing units in Story County

Pre-1940 15%
1940–1959 9%
1960–1979 23%
1980–1999 23%
2000+ 30%

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 Story County

$219K
Median Home Value
$340
Est. Remediation Cost
0.2%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Story 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 Story County residents

Asthma 9.7% (US avg: 8.9%)
Diabetes 8.1% (US avg: 11%)
Obesity 30.8% (US avg: 32.4%)

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

Water systems mapped to Story County ZIP codes

8 community water systems mapped to Story County ZIP codes; EPA may list more systems serving the county.

Show all 8 water systems

15 water systems mapped to Story County ZIP codes in our data; EPA may list more systems serving the county.

Systems with the most violations in Story County

5 water systems with violations in EPA records.

All ZIP Codes in Story County

18 ZIP codes tracked in Story County.

# ZIP Code City Safety Score Grade Violations Home Value
1 50010 Ames — — 4 $243K
2 50011 Ames — — —
3 50012 Ames — — 2 —
4 50013 Ames — — 2 —
5 50014 Ames — — 5 (1 health) $313K
6 50046 Cambridge — — 0 $225K
7 50055 Collins — — $195K
8 50056 Colo — — $184K
9 50105 Gilbert — — 2 $265K
10 50124 Huxley — — 3 (1 health) $300K
11 50134 Kelley — — 4 (1 health) $278K
12 50154 Mc Callsburg — — $174K
13 50161 Maxwell — — 0 $205K
14 50201 Nevada — — 1 $187K
15 50236 Roland — — 2 $186K
16 50244 Slater — — 3 (1 health) $236K
17 50248 Story City — — 2 $219K
18 50278 Zearing — — $170K

Recommended Buyer Guides for Story County

Read the note next to each link: it gives the reason, such as a radon zone designation or housing age, that led to the recommendation.

Overview

Story County in Iowa covers 18 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.

11 of 13 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 2 health-based violations appear in the available health breakdown.

← 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 Story County?
We map 15 public water systems to 18 ZIP codes in our data for Story County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Story County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Story County is flood. Across all modeled risk factors, the estimated average additional annual cost is $853 per homeowner; actual costs vary by home.
How old are homes in Story County?
The median home build year in Story County is 1971. 47% 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). Story County, Iowa Home Safety Profile. https://zipcheckup.com/county/iowa/story/
BibTeX
@misc{zipcheckup-county-iowa-story,
  author = {{ZipCheckup}},
  title  = {{Story County, Iowa Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/iowa/story/}
}

Page version: October 2026.

Get safety alerts for Story, 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.