COUNTY REPORT IN

Knox County, Indiana

13 ZIP codes · Avg score 77/100 · Grade B · Updated

ZipCheckup grade for Knox County: B.

This ZIP looks solid, with a few items worth a quick check.

Knox County - 13 ZIP codes, above-average safety grade.

How Knox County Compares

Knox County77/100
Indiana avg64/100
National avg73/100

How Knox County Compares

B
County Grade
77/100
Avg Safety Score
13
ZIP Codes
4
Water Systems

Knox County scores 13 points above the Indiana state average (64/100) and 4 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 Last verified:

B
County Grade
77
Avg Safety Score
13
ZIP Codes
Best ZIP: 47512 (78/100)
Lowest ZIP: 47591 (76/100)
$100K
Median Home Value
$1,869
Avg Remediation (188% of home value)

ZIP Code Risk Map

Water Quality Map: Knox 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 11.3%, diabetes 13.2%)

Estimated additional annual cost per homeowner: $1,126, driven primarily by flood

75.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.3% (national: 8.9%)
Diabetes 13.2% (national: 10.5%)
Obesity 36.8% (national: 32.4%)

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

Infrastructure Overview

1963
Median Build Year
75.8%
Pre-1978 Housing
49/100
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 DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,126

Flood $378/yr
Water / Lead $338/yr
Energy Code Gap $318/yr

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

Housing Age Distribution

17,084 housing units in Knox County

Pre-1940 28%
1940–1959 17%
1960–1979 23%
1980–1999 22%
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 Knox County

$100K
Median Home Value
$1,869
Est. Remediation Cost
1.9%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Knox County, representing a small fraction of property value.

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 Knox County residents

Asthma 11.3% (US avg: 8.9%)
Diabetes 13.2% (US avg: 11%)
Obesity 36.8% (US avg: 32.4%)

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

Water systems serving Knox County

4 community water systems serving Knox County.

Systems with the most violations in Knox County

3 water systems with recorded EPA violations.

All ZIP Codes in Knox County

13 ZIP codes tracked in Knox County.

# ZIP Code City Safety Score Grade Violations Home Value
1 47512 Bicknell 78 B 15 $71K
2 47591 Vincennes 76 B 14 (1 health) $141K
3 47516 Bruceville 14 (1 health) $189K
4 47524 Decker 1 $75K
5 47528 Edwardsport $72K
6 47535 Freelandville $74K
7 47557 Monroe City $152K
8 47561 Oaktown $86K
9 47573 Ragsdale
10 47578 Sandborn $109K
11 47584 Spurgeon $106K
12 47596 Westphalia $93K
13 47597 Wheatland $140K

Recommended Buyer Guides for Knox County

Independent picks. EPA-grounded. Matched here.

Overview

Knox County in Indiana covers 13 tracked ZIP records with an average Home Safety Score of B (77/100) across 2 scored records.

4 of 4 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation 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 Knox County?
Knox County receives a grade of B, indicating generally safe tap water across its 13 ZIP codes.
How many water systems serve Knox County?
Knox County is served by 4 public water systems that supply drinking water to residents across 13 ZIP codes.
What is the biggest environmental risk in Knox County?
The primary environmental risk factor in Knox County is flood. This contributes to an estimated additional annual cost of $1,126 per homeowner.
How old are homes in Knox County?
The median home build year in Knox County is 1963. 75.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Knox County compare to Indiana?
Knox County has an average Home Safety Score of 77/100 under model 4.0.0, which is above the Indiana state average of 64/100.

How to cite this page

APA ZipCheckup. (2026). Knox County, IN: HSS 77/100; 1 Health Violation. https://zipcheckup.com/county/indiana/knox/
BibTeX
@misc{zipcheckup-county-indiana-knox,
  author = {{ZipCheckup}},
  title  = {{Knox County, IN: HSS 77/100; 1 Health Violation}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/indiana/knox/}
}

Page version: August 2026.

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