COUNTY REPORT IN

Posey County, Indiana

6 ZIP codes · Avg score 81/100 · Grade B

ZipCheckup grade for Posey County: B.

This ZIP has a few items worth a quick check.

Posey County: A or B, 6 ZIP codes tracked.

How Posey County Compares

Posey County81/100
Indiana avg64/100
National avg73/100

How Posey County Compares

B
County Grade
81/100
Avg Safety Score
6
ZIP Codes
3
Water Systems

Posey County scores 17 points above the Indiana state average (64/100) and 8 points above the national average (73/100).

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

B
County Grade
81
Avg Safety Score
6
ZIP Codes
Best ZIP: 47620 (82/100)
Lowest ZIP: 47612 (80/100)
$160K
Median Home Value
$620
Avg Remediation (0.39% of home value)

ZIP Code Risk Map

Water Quality Map: Posey County, Indiana

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: 14.5 (asthma 10.9%, diabetes 12.9%)

Modeled additional annual cost estimate per homeowner: $973, largest modeled factor: Flood

61% 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 12.9% (national: 10.5%)
Obesity 40.4% (national: 32.4%)

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

Infrastructure Overview

1973
Median Build Year
61%
Pre-1980 Housing
51/100
Infrastructure Stress Indicator
83%
ZIPs with High Infrastructure Stress
Low
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: $973

Flood $1,133/yr
Energy Code Gap $315/yr
Water / Lead $183/yr

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

Housing Age Distribution

9,738 housing units in Posey County

Pre-1940 15%
1940–1959 13%
1960–1979 33%
1980–1999 22%
2000+ 16%

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 Posey County

$160K
Median Home Value
$620
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Posey 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 Posey County residents

Asthma 10.9% (US avg: 8.9%)
Diabetes 12.9% (US avg: 11%)
Obesity 40.4% (US avg: 32.4%)

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

Water systems mapped to Posey County ZIP codes

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

Systems with the most violations in Posey County

2 water systems with violations in EPA records.

All ZIP Codes in Posey County

6 ZIP codes tracked in Posey County.

# ZIP Code City Safety Score Grade Violations Home Value
1 47620 Mount Vernon 82 B 5 $216K
2 47612 Cynthiana 80 B 7 (4 health) $112K
3 47616 Griffin — — 0 $78K
4 47631 New Harmony — — $184K
5 47633 Poseyville — — $136K
6 47638 Wadesville — — $263K

Recommended Buyer Guides for Posey County

Up to five guides, picked by rule.

Overview

Posey County in Indiana covers 6 tracked ZIP records with an average Home Safety Score of B (81/100) across 2 scored records.

2 of 3 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 4 health-based violations appear in the available health breakdown.

← Back to Indiana 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 Posey County?
Posey County receives an average Home Safety grade of B from its scored ZIP records (6 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Posey County?
We map 3 public water systems to 6 ZIP codes in our data for Posey County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Posey County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Posey County is flood. Across all modeled risk factors, the estimated average additional annual cost is $973 per homeowner; actual costs vary by home.
How old are homes in Posey County?
The median home build year in Posey County is 1973. 61% 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 Posey County compare to Indiana?
Posey County has an average Home Safety Score of 81/100 under model 4.0.0, which is at or above the Indiana state average of 64/100.

How to cite this page

APA ZipCheckup. (2026). Posey County, IN: HSS 81/100; 4 Health Violations. https://zipcheckup.com/county/indiana/posey/
BibTeX
@misc{zipcheckup-county-indiana-posey,
  author = {{ZipCheckup}},
  title  = {{Posey County, IN: HSS 81/100; 4 Health Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/indiana/posey/}
}

Page version: October 2026.

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