COUNTY REPORT MI

Marquette County, Michigan

13 ZIP codes · Avg score 76/100 · Grade B · Updated

ZipCheckup grade for Marquette County: B.

This ZIP looks solid, with a few items worth a quick check.

Marquette County earns a high water safety grade - 13 ZIP codes tracked, virtually all compliant.

How Marquette County Compares

Marquette County76/100
Michigan avg85/100
National avg73/100

How Marquette County Compares

B
County Grade
76/100
Avg Safety Score
13
ZIP Codes
11
Water Systems

Marquette County scores 9 points below the Michigan state average (85/100) and 3 points above 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:

B
County Grade
76
Avg Safety Score
13
ZIP Codes
Best ZIP: 49849 (83/100)
Lowest ZIP: 49866 (67/100)
$150K
Median Home Value
$1,155
Avg Remediation (77% of home value)

ZIP Code Risk Map

Water Quality Map: Marquette 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: 13.1 (asthma 11.5%, diabetes 10.6%)

Estimated additional annual cost per homeowner: $1,186, driven primarily by energy_code_gap

76.2% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.5% (national: 8.9%)
Diabetes 10.6% (national: 10.5%)
Obesity 36.4% (national: 32.4%)

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

Infrastructure Overview

1971
Median Build Year
76.2%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
75%
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: $1,186

Energy Code Gap $491/yr
Flood $333/yr
Water / Lead $286/yr

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

Housing Age Distribution

33,474 housing units in Marquette County

Pre-1940 20%
1940–1959 17%
1960–1979 32%
1980–1999 18%
2000+ 12%

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 Marquette County

$150K
Median Home Value
$1,155
Est. Remediation Cost
0.8%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.5% (US avg: 8.9%)
Diabetes 10.6% (US avg: 11%)
Obesity 36.4% (US avg: 32.4%)

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

Water systems serving Marquette County

8 community water systems serving Marquette County.

Show all 8 water systems

11 total water systems serve Marquette County.

Systems with the most violations in Marquette County

5 water systems with recorded EPA violations.

All ZIP Codes in Marquette County

13 ZIP codes tracked in Marquette County.

# ZIP Code City Safety Score Grade Violations Home Value
1 49849 Ishpeming 83 B 1 $146K
2 49855 Marquette 78 B 5 (2 health) $245K
3 49866 Negaunee 67 C 58 (1 health) $192K
4 49808 Big Bay $254K
5 49814 Champion $143K
6 49819 Arnold
7 49833 Little Lake $124K
8 49841 Gwinn 3 $150K
9 49861 Michigamme $229K
10 49865 National Mine
11 49871 Palmer $76K
12 49879 Republic $90K
13 49885 Skandia $218K

Recommended Buyer Guides for Marquette County

Editorial-only picks, screened against the EPA detections on file.

Overview

Marquette County in Michigan covers 13 tracked ZIP records with an average Home Safety Score of B (76/100) across 3 scored records.

4 of 4 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

Is water safe in Marquette County?
Marquette County receives a grade of B, indicating generally safe tap water across its 13 ZIP codes.
How many water systems serve Marquette County?
Marquette County is served by 11 public water systems that supply drinking water to residents across 13 ZIP codes.
What is the biggest environmental risk in Marquette County?
The primary environmental risk factor in Marquette County is energy_code_gap. This contributes to an estimated additional annual cost of $1,186 per homeowner.
How old are homes in Marquette County?
The median home build year in Marquette County is 1971. 76.2% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Marquette County compare to Michigan?
Marquette County has an average Home Safety Score of 76/100 under model 4.0.0, which is below the Michigan state average of 85/100.

How to cite this page

APA ZipCheckup. (2026). Marquette County, MI: HSS 76/100; PFAS Found in Water. https://zipcheckup.com/county/michigan/marquette/
BibTeX
@misc{zipcheckup-county-michigan-marquette,
  author = {{ZipCheckup}},
  title  = {{Marquette County, MI: HSS 76/100; PFAS Found in Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/marquette/}
}

Page version: August 2026.

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