COUNTY REPORT MI

Keweenaw County, Michigan

4 ZIP codes · Home Safety Score unavailable · 0 of 4 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 4 tracked ZIP records scored
4
ZIP Codes
$169K
Median Home Value
$475
Avg Remediation (28% of home value)

Key Risk Factors

Health risk index: 14.8 (asthma 10.6%, diabetes 13.4%)

Estimated additional annual cost per homeowner: $848, driven primarily by energy_code_gap

70.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.6% (national: 8.9%)
Diabetes 13.4% (national: 10.5%)
Obesity 33.7% (national: 32.4%)

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

Infrastructure Overview

1955
Median Build Year
70.8%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
100%
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: $848

Energy Code Gap $405/yr
Water / Lead $213/yr
Water Infrastructure $150/yr

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

Housing Age Distribution

1,937 housing units in Keweenaw County

Pre-1940 34%
1940–1959 14%
1960–1979 16%
1980–1999 20%
2000+ 16%

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 Keweenaw County

$169K
Median Home Value
$475
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.6% (US avg: 8.9%)
Diabetes 13.4% (US avg: 11%)
Obesity 33.7% (US avg: 32.4%)

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

All ZIP Codes in Keweenaw County

4 ZIP codes tracked in Keweenaw County.

# ZIP Code City Safety Score Grade Violations Home Value
1 49805 Allouez $116K
2 49901 Ahmeek $75K
3 49918 Copper Harbor $285K
4 49950 Mohawk $222K

Recommended Buyer Guides for Keweenaw County

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

Overview

Keweenaw County in Michigan covers 4 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.

EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Keweenaw County.

← 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

What is the biggest environmental risk in Keweenaw County?
The primary environmental risk factor in Keweenaw County is energy_code_gap. This contributes to an estimated additional annual cost of $848 per homeowner.
How old are homes in Keweenaw County?
The median home build year in Keweenaw County is 1955. 70.8% 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). Keweenaw County, Michigan Home Safety Profile. https://zipcheckup.com/county/michigan/keweenaw/
BibTeX
@misc{zipcheckup-county-michigan-keweenaw,
  author = {{ZipCheckup}},
  title  = {{Keweenaw County, Michigan Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/keweenaw/}
}

Page version: August 2026.

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