COUNTY REPORT MO

Cass County, Missouri

Name: Home Safety Data for Cass County, Missouri
Creator: ZipCheckup
License: https://creativecommons.org/licenses/by/4.0/

13 ZIP codes · Avg score 59/100 · Grade C

ZipCheckup grade for Cass County: C.

A mixed picture - some signals here are worth your attention.

Composite scoring places Cass County at a C (13 ZIP codes tracked).

How Cass County Compares

Cass County59/100

Missouri avg71/100

National avg73/100

How Cass County Compares

County Grade

59/100

Avg Safety Score

ZIP Codes

Water Systems

Cass County scores 12 points below the Missouri state average (71/100) and 14 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

County Grade

Avg Safety Score

ZIP Codes

Creighton

Best ZIP: 64739 (65/100)

Belton

Lowest ZIP: 64012 (50/100)

$234K

Median Home Value

$700

Avg Remediation (0.30% of home value)

ZIP Code Risk Map

Water Quality Map: Cass County, Missouri

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: 13.3 (asthma 10.1%, diabetes 11.5%)

Modeled additional annual cost estimate per homeowner: $854, largest modeled factor: Flood

36% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 10.1% (national: 8.9%)

Diabetes 11.5% (national: 10.5%)

Obesity 38% (national: 32.4%)

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

Infrastructure Overview

1984

Median Build Year

36%

Pre-1980 Housing

38/100

Infrastructure Stress Indicator

38%

ZIPs with High Infrastructure Stress

Low

Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $854

Flood $1,000/yr

Energy Code Gap $104/yr

Water / Lead $68/yr

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

Housing Age Distribution

45,351 housing units in Cass County

Pre-1940 4%

1940–1959 7%

1960–1979 25%

1980–1999 34%

2000+ 30%

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

$234K

Median Home Value

$700

Est. Remediation Cost

0.3%

of Home Value

Remediation as % of home value low burden

Modeled remediation costs in Cass County can be compared with the median property value; actual costs vary by property.

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 10.1% (US avg: 8.9%)

Diabetes 11.5% (US avg: 11%)

Obesity 38% (US avg: 32.4%)

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

Water systems mapped to Cass County ZIP codes

8 community water systems mapped to Cass County ZIP codes; EPA may list more systems serving the county.

Lees Summit Public Water System
Serves ~99,400 people 5 violations

C
Belton Public Water System
Serves ~23,598 people 4 violations

D
Raymore Public Water System
Serves ~21,517 people 1 violation

C
Johnson County Pwsd 2
Serves ~12,490 people

C
Harrisonville Public Water System
Serves ~10,019 people 4 violations

C
Jackson County Pwsd 15
Serves ~8,772 people 1 violation

C

Show all 8 water systems

Pleasant Hill Public Water System
Serves ~8,262 people 3 violations

C
Peculiar Public Water System
Serves ~6,226 people 2 violations

D

27 water systems mapped to Cass County ZIP codes in our data; EPA may list more systems serving the county.

Systems with the most violations in Cass County

5 water systems with violations in EPA records.

Cleveland Public Water System
Serves ~690 people 12 violations

C
Lees Summit Public Water System
Serves ~99,400 people 5 violations

C
Cass Bates County Pwsd 12
Serves ~1,335 people 5 violations

C
Belton Public Water System
Serves ~23,598 people 4 violations

D
Harrisonville Public Water System
Serves ~10,019 people 4 violations

C

All ZIP Codes in Cass County

13 ZIP codes tracked in Cass County.

#	ZIP Code	City	Safety Score	Grade	Violations	Home Value
1	64739	Creighton	65	C	6	$281K
2	64746	Freeman	65	C	5	$198K
3	64747	Garden City	63	C	10 (2 health)	$224K
4	64725	Archie	62	C	11 (1 health)	$221K
5	64034	Greenwood	61	C	12	$312K
6	64083	Raymore	60	C	10	$316K
7	64080	Pleasant Hill	56	C	18 (2 health)	$300K
8	64701	Harrisonville	56	C	20 (2 health)	$234K
9	64734	Cleveland	56	C	19 (8 health)	$314K
10	64078	Peculiar	51	D	21 (8 health)	$284K
11	64012	Belton	50	D	25 (8 health)	$201K
12	64090	Strasburg	—	—		$164K
13	64743	East Lynne	—	—		$165K

Recommended Buyer Guides for Cass County

The mix of guides changes from county to county.

Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Best Sump Pumps — Flood is the top compound risk factor
Best Mold Test Kits — Flood-driven moisture and mold risk

Deep Dive Reports

Detailed analysis for Cass County, Missouri

💧

Water Quality

EPA violations, contaminant trends, and enforcement actions across the county

⚠️

Lead Risk

Lead exposure scores, housing age analysis, and LCR testing trends

🏠

Home Affordability

Remediation costs vs. home values, equity trap analysis by ZIP

$700 avg remediation

🌊

Flood Risk

NFIP claim history and recorded rated-zone context across the county, plus FEMA property-map guidance

Overview

Cass County in Missouri covers 13 tracked ZIP records with an average Home Safety Score of C (59/100) across 11 scored records.

11 of 11 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 11 health-based violations appear in the available health breakdown.

← Back to Missouri Home Safety Profile

Data Sources

Water quality: EPA Safe Drinking Water Information System (SDWIS)
PFAS screening: EPA UCMR 5
Radon zones: EPA Map of Radon Zones
Air quality: EPA AirData annual AQI
Home values: U.S. Census Bureau ACS (median estimates by ZCTA)

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

Frequently Asked Questions

Is water safe in Cass County?

Cass County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.

How many water systems serve Cass County?

We map 27 public water systems to 13 ZIP codes in our data for Cass County. EPA may list more systems serving the county, so this is not a full count.

What is the biggest environmental risk in Cass County?

In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Cass County is flood. Across all modeled risk factors, the estimated average additional annual cost is $854 per homeowner; actual costs vary by home.

How old are homes in Cass County?

The median home build year in Cass County is 1984. 36% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How does Cass County compare to Missouri?

Cass County has an average Home Safety Score of 59/100 under model 4.0.0, which is below the Missouri state average of 71/100.

Explore More

Flood Risk Rankings 2026 Lead Risk Rankings 2026 Water Safety Rankings 2026 Home Safety Rankings 2026 Water Filter Matcher Find the right filter for your water Home Safety Score Full safety breakdown by ZIP

Missouri State Overview →