COUNTY REPORT MI

Cass County, Michigan

7 ZIP codes · Avg score 63/100 · Grade C · Updated

ZipCheckup grade for Cass County: C.

A mixed picture - some signals here are worth your attention.

Recent monitoring in Cass County's 7 ZIP codes shows middle-tier safety - some systems are clean; others have logged EPA violations.

How Cass County Compares

Cass County63/100
Michigan avg85/100
National avg73/100

How Cass County Compares

C
County Grade
63/100
Avg Safety Score
7
ZIP Codes
3
Water Systems

Cass County scores 22 points below the Michigan state average (85/100) and 10 points below 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:

C
County Grade
63
Avg Safety Score
7
ZIP Codes
Best ZIP: 49047 (63/100)
Lowest ZIP: 49047 (63/100)
$218K
Median Home Value
$2,623
Avg Remediation (120% of home value)

ZIP Code Risk Map

Water Quality Map: Cass County, Michigan

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 11.7%, diabetes 13.1%)

Estimated additional annual cost per homeowner: $1,041, driven primarily by energy_code_gap

66.4% of homes built before 1978 (lead paint era)

Violation History (2022–2024)

→ Stable trend

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

2022
1 (1 health)
2024
1 (1 health)

Peak year: 2022 with 1 violation. Past 5 years: 2 total (2 health-based).

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

County Health Indicators vs National Average

Asthma 11.7% (national: 8.9%)
Diabetes 13.1% (national: 10.5%)
Obesity 36.2% (national: 32.4%)

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

Infrastructure Overview

1974
Median Build Year
66.4%
Pre-1978 Housing
44/100
Infrastructure Stress Indicator
71%
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: $1,041

Energy Code Gap $347/yr
Flood $300/yr
Water / Lead $293/yr

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

Housing Age Distribution

21,801 housing units in Cass County

Pre-1940 20%
1940–1959 19%
1960–1979 24%
1980–1999 19%
2000+ 17%

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 Cass County

$218K
Median Home Value
$2,623
Est. Remediation Cost
1.2%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.7% (US avg: 8.9%)
Diabetes 13.1% (US avg: 11%)
Obesity 36.2% (US avg: 32.4%)

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

Water systems serving Cass County

3 community water systems serving Cass County.

Systems with the most violations in Cass County

3 water systems with recorded EPA violations.

All ZIP Codes in Cass County

7 ZIP codes tracked in Cass County.

# ZIP Code City Safety Score Grade Violations Home Value
1 49047 Dowagiac 63 C 13 $182K
2 49031 Cassopolis 13 $218K
3 49061 Jones $201K
4 49067 Marcellus $187K
5 49095 Vandalia $251K
6 49112 Edwardsburg 4 (1 health) $232K
7 49130 Union $333K

Recommended Buyer Guides for Cass County

Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.

Overview

Cass County in Michigan covers 7 tracked ZIP records with an average Home Safety Score of C (63/100) across 1 scored records.

3 of 3 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 Michigan 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 Cass County?
Cass County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Cass County?
Cass County is served by 3 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Cass County?
The primary environmental risk factor in Cass County is energy_code_gap. This contributes to an estimated additional annual cost of $1,041 per homeowner.
How old are homes in Cass County?
The median home build year in Cass County is 1974. 66.4% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Cass County compare to Michigan?
Cass County has an average Home Safety Score of 63/100 under model 4.0.0, which is below the Michigan state average of 85/100.

How to cite this page

APA ZipCheckup. (2026). Cass County, MI: HSS 63/100; 1 Health Violation. https://zipcheckup.com/county/michigan/cass/
BibTeX
@misc{zipcheckup-county-michigan-cass,
  author = {{ZipCheckup}},
  title  = {{Cass County, MI: HSS 63/100; 1 Health Violation}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/cass/}
}

Page version: August 2026.

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