COUNTY REPORT OH

Marion County, Ohio

12 ZIP codes · Home Safety Score unavailable · 0 of 12 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 12 tracked ZIP records scored
12
ZIP Codes
$158K
Median Home Value
$500
Avg Remediation (0.32% of home value)

ZIP Code Risk Map

Water Quality Map: Marion County, Ohio

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: 15.8 (asthma 10.9%, diabetes 14.8%)

Modeled additional annual cost estimate per homeowner: $1,477, 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 10.9% (national: 8.9%)
Diabetes 14.8% (national: 10.5%)
Obesity 44.2% (national: 32.4%)

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

Infrastructure Overview

1961
Median Build Year
74%
Pre-1980 Housing
50/100
Infrastructure Stress Indicator
73%
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: $1,477

Flood $1,100/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

27,711 housing units in Marion County

Pre-1940 29%
1940–1959 17%
1960–1979 28%
1980–1999 16%
2000+ 10%

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 Marion County

$158K
Median Home Value
$500
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Marion 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 Marion County residents

Asthma 10.9% (US avg: 8.9%)
Diabetes 14.8% (US avg: 11%)
Obesity 44.2% (US avg: 32.4%)

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

Water systems mapped to Marion County ZIP codes

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

Systems with the most violations in Marion County

2 water systems with violations in EPA records.

All ZIP Codes in Marion County

12 ZIP codes tracked in Marion County.

# ZIP Code City Safety Score Grade Violations Home Value
1 43301 Marion — — —
2 43302 Marion — — 0 $140K
3 43306 Marion — — —
4 43307 Marion — — —
5 43314 Caledonia — — 1 $180K
6 43322 Green Camp — — $119K
7 43332 La Rue — — $123K
8 43335 Martel — — —
9 43337 Morral — — 0 $154K
10 43341 New Bloomington — — $163K
11 43342 Prospect — — 0 $169K
12 43356 Waldo — — 1 $263K

Recommended Buyer Guides for Marion County

Nothing on this list means a problem exists in your own home: the matches are drawn from county- and ZIP-level records, so a guide shows up because of an area signal, and only testing at your tap describes a specific household.

Overview

Marion County in Ohio covers 12 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.

2 of 5 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 Ohio 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 Marion County?
We map 4 public water systems to 12 ZIP codes in our data for Marion County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Marion County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Marion County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,477 per homeowner; actual costs vary by home.
How old are homes in Marion County?
The median home build year in Marion County is 1961. 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). Marion County, Ohio Home Safety Profile. https://zipcheckup.com/county/ohio/marion/
BibTeX
@misc{zipcheckup-county-ohio-marion,
  author = {{ZipCheckup}},
  title  = {{Marion County, Ohio Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/ohio/marion/}
}

Page version: October 2026.

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