COUNTY REPORT WI

Manitowoc County, Wisconsin

16 ZIP codes · Avg score 81/100 · Grade B · Updated

ZipCheckup grade for Manitowoc County: B.

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

Compared to state averages, Manitowoc County scores well - its 16 ZIP codes sit above the baseline for tap water quality.

How Manitowoc County Compares

Manitowoc County81/100
Wisconsin avg70/100
National avg73/100

How Manitowoc County Compares

B
County Grade
81/100
Avg Safety Score
16
ZIP Codes
7
Water Systems

Manitowoc County scores 11 points above the Wisconsin state average (70/100) and 8 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
81
Avg Safety Score
16
ZIP Codes
Best ZIP: 53042 (81/100)
Lowest ZIP: 54241 (81/100)
$206K
Median Home Value
$1,491
Avg Remediation (72% of home value)

ZIP Code Risk Map

Water Quality Map: Manitowoc County, Wisconsin

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: 13.9 (asthma 10.7%, diabetes 12.2%)

Estimated additional annual cost per homeowner: $994, driven primarily by flood

73.4% of homes built before 1978 (lead paint era)

Violation History (2022–2024)

→ Stable trend

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

2022
1 (1 health)
2024
5 (5 health)

Peak year: 2024 with 5 violations. Past 5 years: 6 total (6 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 10.7% (national: 8.9%)
Diabetes 12.2% (national: 10.5%)
Obesity 39.1% (national: 32.4%)

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

Infrastructure Overview

1969
Median Build Year
73.4%
Pre-1978 Housing
49/100
Infrastructure Stress Indicator
86%
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: $994

Flood $500/yr
Energy Code Gap $405/yr
Water / Lead $293/yr

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

Housing Age Distribution

37,670 housing units in Manitowoc County

Pre-1940 31%
1940–1959 17%
1960–1979 23%
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 Manitowoc County

$206K
Median Home Value
$1,491
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.7% (US avg: 8.9%)
Diabetes 12.2% (US avg: 11%)
Obesity 39.1% (US avg: 32.4%)

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

Water systems serving Manitowoc County

7 community water systems serving Manitowoc County.

Show all 7 water systems

Systems with the most violations in Manitowoc County

4 water systems with recorded EPA violations.

All ZIP Codes in Manitowoc County

16 ZIP codes tracked in Manitowoc County.

# ZIP Code City Safety Score Grade Violations Home Value
1 53042 Kiel 81 B 6 (1 health) $223K
2 54220 Manitowoc 81 B 7 (1 health) $160K
3 54241 Two Rivers 81 B 5 (1 health) $146K
4 53015 Cleveland 2 (1 health) $214K
5 53063 Newton 2 (1 health) $242K
6 54207 Collins $177K
7 54214 Francis Creek $238K
8 54215 Kellnersville $148K
9 54221 Manitowoc
10 54227 Maribel $238K
11 54228 Mishicot 0 $182K
12 54230 Reedsville 2 $205K
13 54232 Saint Nazianz $128K
14 54240 Tisch Mills
15 54245 Valders 2 $207K
16 54247 Whitelaw $212K

Recommended Buyer Guides for Manitowoc County

If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations - federal data drives the order, not retailer arrangements.

Overview

Manitowoc County in Wisconsin covers 16 tracked ZIP records with an average Home Safety Score of B (81/100) across 3 scored records.

7 of 8 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 Wisconsin 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 Manitowoc County?
Manitowoc County receives a grade of B, indicating generally safe tap water across its 16 ZIP codes.
How many water systems serve Manitowoc County?
Manitowoc County is served by 7 public water systems that supply drinking water to residents across 16 ZIP codes.
What is the biggest environmental risk in Manitowoc County?
The primary environmental risk factor in Manitowoc County is flood. This contributes to an estimated additional annual cost of $994 per homeowner.
How old are homes in Manitowoc County?
The median home build year in Manitowoc County is 1969. 73.4% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Manitowoc County compare to Wisconsin?
Manitowoc County has an average Home Safety Score of 81/100 under model 4.0.0, which is above the Wisconsin state average of 70/100.

How to cite this page

APA ZipCheckup. (2026). Manitowoc County, WI: HSS 81/100; 2 Health Violations. https://zipcheckup.com/county/wisconsin/manitowoc/
BibTeX
@misc{zipcheckup-county-wisconsin-manitowoc,
  author = {{ZipCheckup}},
  title  = {{Manitowoc County, WI: HSS 81/100; 2 Health Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/wisconsin/manitowoc/}
}

Page version: August 2026.

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