COUNTY REPORT MI

Monroe County, Michigan

18 ZIP codes · Home Safety Score unavailable · 0 of 18 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 18 tracked ZIP records scored
18
ZIP Codes
$236K
Median Home Value
$1,861
Avg Remediation (79% of home value)

ZIP Code Risk Map

Water Quality Map: Monroe 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: 14.3 (asthma 11.7%, diabetes 12.3%)

Estimated additional annual cost per homeowner: $2,580, driven primarily by flood

65.5% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

→ Stable trend

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

2022
1 (1 health)
2025
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 12.3% (national: 10.5%)
Obesity 40.6% (national: 32.4%)

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

Infrastructure Overview

1973
Median Build Year
65.5%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
82%
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: $2,580

Flood $1,427/yr
Sea Level Rise $400/yr
Energy Code Gap $386/yr

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

Housing Age Distribution

68,543 housing units in Monroe County

Pre-1940 16%
1940–1959 20%
1960–1979 24%
1980–1999 21%
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 Monroe County

$236K
Median Home Value
$1,861
Est. Remediation Cost
0.8%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.7% (US avg: 8.9%)
Diabetes 12.3% (US avg: 11%)
Obesity 40.6% (US avg: 32.4%)

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

Water systems serving Monroe County

8 community water systems serving Monroe County.

Show all 8 water systems

14 total water systems serve Monroe County.

Systems with the most violations in Monroe County

5 water systems with recorded EPA violations.

All ZIP Codes in Monroe County

18 ZIP codes tracked in Monroe County.

# ZIP Code City Safety Score Grade Violations Home Value
1 48110 Azalia
2 48117 Carleton 57 $277K
3 48131 Dundee 2 $246K
4 48133 Erie 0 $181K
5 48140 Ida 0 $246K
6 48144 Lambertville 0 $241K
7 48145 La Salle 0 $228K
8 48157 Luna Pier $176K
9 48159 Maybee 0 $236K
10 48160 Milan 4 $252K
11 48161 Monroe 0 $173K
12 48162 Monroe 48 $192K
13 48166 Newport 51 $217K
14 48177 Samaria 0 $182K
15 48179 South Rockwood 8 (2 health) $233K
16 48182 Temperance 1 $240K
17 49267 Ottawa Lake $245K
18 49270 Petersburg 0 $270K

Recommended Buyer Guides for Monroe County

Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.

Overview

Monroe County in Michigan covers 18 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.

7 of 15 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 2 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 Monroe County?
Monroe County is served by 14 public water systems that supply drinking water to residents across 18 ZIP codes.
What is the biggest environmental risk in Monroe County?
The primary environmental risk factor in Monroe County is flood. This contributes to an estimated additional annual cost of $2,580 per homeowner.
How old are homes in Monroe County?
The median home build year in Monroe County is 1973. 65.5% 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). Monroe County, Michigan Home Safety Profile. https://zipcheckup.com/county/michigan/monroe/
BibTeX
@misc{zipcheckup-county-michigan-monroe,
  author = {{ZipCheckup}},
  title  = {{Monroe County, Michigan Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/monroe/}
}

Page version: August 2026.

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