COUNTY REPORT MI

St. Joseph County, Michigan

9 ZIP codes · Home Safety Score unavailable · 0 of 9 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 9 tracked ZIP records scored
9
ZIP Codes
$169K
Median Home Value
$500
Avg Remediation (0.30% of home value)

ZIP Code Risk Map

Water Quality Map: St. Joseph 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: 14.6 (asthma 11.6%, diabetes 12.8%)

Modeled additional annual cost estimate per homeowner: $922, largest modeled factor: Energy Code Gap

67% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11.6% (national: 8.9%)
Diabetes 12.8% (national: 10.5%)
Obesity 38.3% (national: 32.4%)

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

Infrastructure Overview

1963
Median Build Year
67%
Pre-1980 Housing
46/100
Infrastructure Stress Indicator
78%
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: $922

Energy Code Gap $450/yr
Flood $371/yr
Water / Lead $236/yr

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

Housing Age Distribution

25,741 housing units in St. Joseph County

Pre-1940 25%
1940–1959 17%
1960–1979 25%
1980–1999 22%
2000+ 11%

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 St. Joseph County

$169K
Median Home Value
$500
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in St. Joseph 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 St. Joseph County residents

Asthma 11.6% (US avg: 8.9%)
Diabetes 12.8% (US avg: 11%)
Obesity 38.3% (US avg: 32.4%)

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

Water systems mapped to St. Joseph County ZIP codes

8 community water systems mapped to St. Joseph County ZIP codes; EPA may list more systems serving the county.

Show all 8 water systems
  • Colon
    Serves ~1,190 people 22 violations
  • Burr Oak
    Serves ~828 people 23 violations

9 water systems mapped to St. Joseph County ZIP codes in our data; EPA may list more systems serving the county.

Systems with the most violations in St. Joseph County

5 water systems with violations in EPA records.

All ZIP Codes in St. Joseph County

9 ZIP codes tracked in St. Joseph County.

# ZIP Code City Safety Score Grade Violations Home Value
1 49030 Burr Oak — — 45 $119K
2 49032 Centreville — — 22 $160K
3 49042 Constantine — — 3 $162K
4 49066 Leonidas — — $188K
5 49072 Mendon — — 0 $169K
6 49075 Nottawa — — $63K
7 49091 Sturgis — — 24 $174K
8 49093 Three Rivers — — 7 $174K
9 49099 White Pigeon — — 4 $172K

Recommended Buyer Guides for St. Joseph County

Read the note next to each link: it gives the reason, such as a radon zone designation or housing age, that led to the recommendation.

Overview

St. Joseph County in Michigan covers 9 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.

6 of 7 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 Michigan 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 St. Joseph County?
We map 9 public water systems to 9 ZIP codes in our data for St. Joseph County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in St. Joseph County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in St. Joseph County is energy code gap. Across all modeled risk factors, the estimated average additional annual cost is $922 per homeowner; actual costs vary by home.
How old are homes in St. Joseph County?
The median home build year in St. Joseph County is 1963. 67% 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). St. Joseph County, Michigan Home Safety Profile. https://zipcheckup.com/county/michigan/st-joseph/
BibTeX
@misc{zipcheckup-county-michigan-st-joseph,
  author = {{ZipCheckup}},
  title  = {{St. Joseph County, Michigan Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/st-joseph/}
}

Page version: October 2026.

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