COUNTY REPORT IN

DeKalb County, Indiana

6 ZIP codes · Home Safety Score unavailable · 0 of 6 tracked ZIP records scored · Updated

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

Unavailable
0 of 6 tracked ZIP records scored
6
ZIP Codes
$180K
Median Home Value
$1,650
Avg Remediation (92% of home value)

ZIP Code Risk Map

Water Quality Map: DeKalb 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: 14.7 (asthma 11.2%, diabetes 12.8%)

Estimated additional annual cost per homeowner: $1,537, driven primarily by flood

64.7% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

↑ Worsening trend

EPA violation counts by year across DeKalb County water systems. Health-based shown in red, total in blue.

2022
1 (1 health)
2023
1 (1 health)
2024
3 (3 health)
2025
1 (1 health)

Peak year: 2024 with 3 violations. Past 5 years: 6 total (6 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 11.2% (national: 8.9%)
Diabetes 12.8% (national: 10.5%)
Obesity 43.7% (national: 32.4%)

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

Infrastructure Overview

1974
Median Build Year
64.7%
Pre-1978 Housing
45/100
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 DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,537

Flood $600/yr
Sea Level Rise $400/yr
Water / Lead $317/yr

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

Housing Age Distribution

16,853 housing units in DeKalb County

Pre-1940 25%
1940–1959 11%
1960–1979 19%
1980–1999 26%
2000+ 19%

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 DeKalb County

$180K
Median Home Value
$1,650
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in DeKalb 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 DeKalb County residents

Asthma 11.2% (US avg: 8.9%)
Diabetes 12.8% (US avg: 11%)
Obesity 43.7% (US avg: 32.4%)

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

Water systems serving DeKalb County

7 community water systems serving DeKalb County.

Show all 7 water systems

Systems with the most violations in DeKalb County

4 water systems with recorded EPA violations.

All ZIP Codes in DeKalb County

6 ZIP codes tracked in DeKalb County.

# ZIP Code City Safety Score Grade Violations Home Value
1 46706 Auburn 11 (1 health) $195K
2 46721 Butler 4 $124K
3 46730 Corunna 0 $279K
4 46738 Garrett 2 $156K
5 46785 Saint Joe $182K
6 46793 Waterloo 0 $178K

Recommended Buyer Guides for DeKalb County

Four sources - EPA, NSF, FEMA, CDC - drive the match.

Overview

DeKalb County in Indiana covers 6 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.

3 of 5 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

How many water systems serve DeKalb County?
DeKalb County is served by 7 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in DeKalb County?
The primary environmental risk factor in DeKalb County is flood. This contributes to an estimated additional annual cost of $1,537 per homeowner.
How old are homes in DeKalb County?
The median home build year in DeKalb County is 1974. 64.7% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). DeKalb County, Indiana Home Safety Profile. https://zipcheckup.com/county/indiana/dekalb/
BibTeX
@misc{zipcheckup-county-indiana-dekalb,
  author = {{ZipCheckup}},
  title  = {{DeKalb County, Indiana Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/indiana/dekalb/}
}

Page version: August 2026.

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