COUNTY REPORT MI

Shiawassee 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
$170K
Median Home Value
$300
Avg Remediation (0.18% of home value)

ZIP Code Risk Map

Water Quality Map: Shiawassee 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: 14.5 (asthma 11.6%, diabetes 12.5%)

Modeled additional annual cost estimate per homeowner: $743, largest modeled factor: Flood

68% 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 12.5% (national: 10.5%)
Obesity 38.8% (national: 32.4%)

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

Infrastructure Overview

1973
Median Build Year
68%
Pre-1980 Housing
49/100
Infrastructure Stress Indicator
88%
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: $743

Flood $733/yr
Energy Code Gap $405/yr
Water / Lead $250/yr

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

Housing Age Distribution

22,593 housing units in Shiawassee County

Pre-1940 22%
1940–1959 20%
1960–1979 26%
1980–1999 19%
2000+ 13%

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 Shiawassee County

$170K
Median Home Value
$300
Est. Remediation Cost
0.2%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Shiawassee 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 Shiawassee County residents

Asthma 11.6% (US avg: 8.9%)
Diabetes 12.5% (US avg: 11%)
Obesity 38.8% (US avg: 32.4%)

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

Water systems mapped to Shiawassee County ZIP codes

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

Systems with the most violations in Shiawassee County

3 water systems with violations in EPA records.

All ZIP Codes in Shiawassee County

9 ZIP codes tracked in Shiawassee County.

# ZIP Code City Safety Score Grade Violations Home Value
1 48414 Bancroft — — $183K
2 48418 Byron — — 33 (2 health) $247K
3 48476 Vernon — — $122K
4 48817 Corunna — — 4 (1 health) $164K
5 48841 Henderson — — $176K
6 48857 Morrice — — 0 $130K
7 48867 Owosso — — 4 (1 health) $146K
8 48872 Perry — — 7 $218K
9 48882 Shaftsburg — — —

Recommended Buyer Guides for Shiawassee County

Which guides appear depends on what the county data show.

Overview

Shiawassee 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.

4 of 5 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 3 health-based violations 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

How many water systems serve Shiawassee County?
We map 6 public water systems to 9 ZIP codes in our data for Shiawassee County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Shiawassee County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Shiawassee County is flood. Across all modeled risk factors, the estimated average additional annual cost is $743 per homeowner; actual costs vary by home.
How old are homes in Shiawassee County?
The median home build year in Shiawassee County is 1973. 68% 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). Shiawassee County, Michigan Home Safety Profile. https://zipcheckup.com/county/michigan/shiawassee/
BibTeX
@misc{zipcheckup-county-michigan-shiawassee,
  author = {{ZipCheckup}},
  title  = {{Shiawassee County, Michigan Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/shiawassee/}
}

Page version: October 2026.

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