COUNTY REPORT KS

Logan County, Kansas

3 ZIP codes · Avg score 46/100 · Grade D · Updated 2026-06-03

Compared to state averages, Logan County scores below the baseline — health violations appear more frequently than the norm across its 3 ZIP codes.

How Logan County Compares

Logan County46/100
Kansas avg64/100
National avg68/100

How Logan County Compares

D
County Grade
46/100
Avg Safety Score
3
ZIP Codes
2
Water Systems

Logan County scores 18 points below the Kansas state average (64/100) and 22 points below the national average (68/100).

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

D
County Grade
46
Avg Safety Score
3
ZIP Codes
Best ZIP: 67764 (66/100)
Lowest ZIP: 67748 (33/100)
$152K
Median Home Value
$1,400
Avg Remediation (92% of home value)

Key Risk Factors

Health risk index: 14.2 (asthma 10.1%, diabetes 12.5%)

Estimated additional annual cost per homeowner: $503, driven primarily by energy_code_gap

Infrastructure: 0.483% avg pipe failure probability, 100% of ZIPs at high risk

86% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

→ Stable trend

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

2021
4 (4 health)
2022
6 (6 health)
2023
4 (4 health)
2024
4 (4 health)
2025
6 (6 health)

Peak year: 2022 with 6 violations. Past 5 years: 24 total (24 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 10.1% (national: 8.9%)
Diabetes 12.5% (national: 10.5%)
Obesity 39.8% (national: 32.4%)

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

Infrastructure Overview

1956
Median Build Year
86%
Pre-1978 Housing
48%
Pipe Failure Probability
100%
ZIPs at High Infra Risk
High
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: $503

Energy Code Gap $270/yr
Water / Lead $233/yr

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

Housing Age Distribution

1,535 housing units in Logan County

Pre-1940 21%
1940–1959 24%
1960–1979 31%
1980–1999 15%
2000+ 8%

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 Logan County

$152K
Median Home Value
$1,400
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.1% (US avg: 8.9%)
Diabetes 12.5% (US avg: 11%)
Obesity 39.8% (US avg: 32.4%)

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

All ZIP Codes in Logan County

3 ZIP codes tracked in Logan County.

# ZIP Code City Safety Score Grade Violations Home Value
1 67764 Winona 66 C 1 $81K
2 67747 Monument 40 D 0 $163K
3 67748 Oakley 33 F 13 (13 health) $152K

Recommended Buyer Guides for Logan County

Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.

Overview

Logan County in Kansas covers 3 ZIP codes with an average Home Safety Score of D (46/100).

2 of 3 ZIP codes have recorded EPA violations. 13 health-based violations have been documented.

← Back to Kansas water quality report

Data Sources

Updated daily.

What You Can Do

Logan 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

86% 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 Logan County?
Logan County receives a grade of D. 1 of 3 ZIP codes have health-based violations. Independent water testing is recommended.
How many water systems serve Logan County?
Logan County is served by 2 public water systems that supply drinking water to residents across 3 ZIP codes.
What is the biggest environmental risk in Logan County?
The primary environmental risk factor in Logan County is energy_code_gap. This contributes to an estimated additional annual cost of $503 per homeowner.
How old are homes in Logan County?
The median home build year in Logan County is 1956. 86% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Logan County compare to Kansas?
Logan County has an average water safety score of 46/100, which is below the Kansas state average of 64/100.

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