COUNTY REPORT NE

Cass County, Nebraska

15 ZIP codes · Avg score 50/100 · Grade D · Updated

ZipCheckup grade for Cass County: D.

Several federal signals point to home-safety risks in this ZIP.

Water monitoring data from Cass County's 15 ZIP codes tells a below-average story - health violations are present and system-level detail is worth checking.

How Cass County Compares

Cass County50/100
Nebraska avg67/100
National avg73/100

How Cass County Compares

D
County Grade
50/100
Avg Safety Score
15
ZIP Codes
5
Water Systems

Cass County scores 17 points below the Nebraska state average (67/100) and 23 points below 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:

D
County Grade
50
Avg Safety Score
15
ZIP Codes
Best ZIP: 68048 (50/100)
Lowest ZIP: 68048 (50/100)
$254K
Median Home Value
$2,253
Avg Remediation (89% of home value)

ZIP Code Risk Map

Water Quality Map: Cass County, Nebraska

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: 12.8 (asthma 9.2%, diabetes 10.8%)

Estimated additional annual cost per homeowner: $1,493, driven primarily by flood

65.3% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.2% (national: 8.9%)
Diabetes 10.8% (national: 10.5%)
Obesity 40.2% (national: 32.4%)

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

Infrastructure Overview

1971
Median Build Year
65.3%
Pre-1978 Housing
41/100
Infrastructure Stress Indicator
67%
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: $1,493

Flood $1,067/yr
Energy Code Gap $456/yr
Water / Lead $207/yr

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

Housing Age Distribution

11,627 housing units in Cass County

Pre-1940 21%
1940–1959 9%
1960–1979 26%
1980–1999 26%
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 Cass County

$254K
Median Home Value
$2,253
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

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

Asthma 9.2% (US avg: 8.9%)
Diabetes 10.8% (US avg: 11%)
Obesity 40.2% (US avg: 32.4%)

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

Water systems serving Cass County

5 community water systems serving Cass County.

All ZIP Codes in Cass County

15 ZIP codes tracked in Cass County.

# ZIP Code City Safety Score Grade Violations Home Value
1 68048 Plattsmouth 50 D 0 $256K
2 68016 Cedar Creek 0 $375K
3 68037 Louisville 0 $254K
4 68058 South Bend $473K
5 68304 Alvo $307K
6 68307 Avoca $171K
7 68347 Eagle $221K
8 68349 Elmwood $222K
9 68366 Greenwood 0 $207K
10 68403 Manley $205K
11 68407 Murdock $309K
12 68409 Murray 0 $223K
13 68413 Nehawka 0 $293K
14 68455 Union 0 $309K
15 68463 Weeping Water $208K

Recommended Buyer Guides for Cass County

Eight risk categories drive the selection - PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback - and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.

Overview

Cass County in Nebraska covers 15 tracked ZIP records with an average Home Safety Score of D (50/100) across 1 scored records.

The available EPA record reports 0 violations for 7 ZIP codes with a reported violation count.

← Back to Nebraska Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

What You Can Do

Cass County has a grade of D. Here are steps to protect your household.

1

Test your tap water

Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.

2

Consider a certified water filter

NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher

3

Contact your water utility

Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.

4

Check for lead in your home

65.3% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.

Frequently Asked Questions

Is water safe in Cass County?
Cass County receives a grade of D. 0 of 15 ZIP codes have health-based violations. Independent water testing is recommended.
How many water systems serve Cass County?
Cass County is served by 5 public water systems that supply drinking water to residents across 15 ZIP codes.
What is the biggest environmental risk in Cass County?
The primary environmental risk factor in Cass County is flood. This contributes to an estimated additional annual cost of $1,493 per homeowner.
How old are homes in Cass County?
The median home build year in Cass County is 1971. 65.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Cass County compare to Nebraska?
Cass County has an average Home Safety Score of 50/100 under model 4.0.0, which is below the Nebraska state average of 67/100.

How to cite this page

APA ZipCheckup. (2026). Cass County, NE: HSS 50/100; High Radon Risk. https://zipcheckup.com/county/nebraska/cass/
BibTeX
@misc{zipcheckup-county-nebraska-cass,
  author = {{ZipCheckup}},
  title  = {{Cass County, NE: HSS 50/100; High Radon Risk}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/nebraska/cass/}
}

Page version: August 2026.

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