COUNTY REPORT WI

Juneau County, Wisconsin

9 ZIP codes · Avg score 80/100 · Grade B · Updated 2026-06-03

Tracking 9 ZIP codes in Juneau County shows a water safety record well above the national median — violations are isolated exceptions, not recurring patterns.

How Juneau County Compares

Juneau County80/100
Wisconsin avg66/100
National avg68/100

How Juneau County Compares

B
County Grade
80/100
Avg Safety Score
9
ZIP Codes
14
Water Systems

Juneau County scores 14 points above the Wisconsin state average (66/100) and 12 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

B
County Grade
80
Avg Safety Score
9
ZIP Codes
Best ZIP: 53962 (83/100)
Lowest ZIP: 53948 (76/100)
$166K
Median Home Value
$1,789
Avg Remediation (108% of home value)

ZIP Code Risk Map

Water Quality Map: Juneau 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: 15.4 (asthma 11.1%, diabetes 14.2%)

Estimated additional annual cost per homeowner: $1,314, driven primarily by flood

Infrastructure: 0.367% avg pipe failure probability, 22% of ZIPs at high risk

62.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 14.2% (national: 10.5%)
Obesity 42.1% (national: 32.4%)

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

Infrastructure Overview

1973
Median Build Year
62.8%
Pre-1978 Housing
37%
Pipe Failure Probability
22%
ZIPs at High Infra Risk
Low
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,314

Flood $600/yr
Energy Code Gap $340/yr
Water / Lead $161/yr

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

Housing Age Distribution

14,699 housing units in Juneau County

Pre-1940 16%
1940–1959 13%
1960–1979 22%
1980–1999 27%
2000+ 23%

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 Juneau County

$166K
Median Home Value
$1,789
Est. Remediation Cost
1.1%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.1% (US avg: 8.9%)
Diabetes 14.2% (US avg: 11%)
Obesity 42.1% (US avg: 32.4%)

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

Water Systems with Most Violations

Top 5 systems in Juneau County ranked by EPA violation count.

# Water System Population Violations
1 Kountry Aire Est Mhp I 90 12
2 New Lisbon Waterworks 2,526 12
3 Mauston Waterworks 4,456 10
4 Kountry Aire Est Mhp Iii 210 10
5 Mauston Green Acres 40 10

14 total water systems serve Juneau County.

All ZIP Codes in Juneau County

9 ZIP codes tracked in Juneau County.

# ZIP Code City Safety Score Grade Violations Home Value
1 53962 Union Center 83 B 0 $113K
2 54637 Hustler 83 B 0 $146K
3 53950 New Lisbon 82 B 2 (1 health) $166K
4 54646 Necedah 82 B 5 (1 health) $145K
5 54618 Camp Douglas 80 B 4 $165K
6 53929 Elroy 78 B 0 $186K
7 53944 Lyndon Station 78 B 0 $189K
8 53968 Wonewoc 78 B 0 $189K
9 53948 Mauston 76 B 10 (2 health) $167K

Recommended Buyer Guides for Juneau County

Filtered against federal data, fitted to local risks.

Overview

Juneau County in Wisconsin covers 9 ZIP codes with an average Home Safety Score of B (80/100).

4 of 9 ZIP codes have recorded EPA violations. 4 health-based violations have been documented.

← Back to Wisconsin water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Juneau County?
Juneau County receives a grade of B, indicating generally safe tap water across its 9 ZIP codes.
How many water systems serve Juneau County?
Juneau County is served by 14 public water systems that supply drinking water to residents across 9 ZIP codes.
What is the biggest environmental risk in Juneau County?
The primary environmental risk factor in Juneau County is flood. This contributes to an estimated additional annual cost of $1,314 per homeowner.
How old are homes in Juneau County?
The median home build year in Juneau County is 1973. 62.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Juneau County compare to Wisconsin?
Juneau County has an average water safety score of 80/100, which is above the Wisconsin state average of 66/100.

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