COUNTY REPORT ND

Logan County, North Dakota

3 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-03

Logan County: 3 ZIP codes, mid-range safety grade.

How Logan County Compares

Logan County60/100
North Dakota avg56/100
National avg68/100

How Logan County Compares

C
County Grade
60/100
Avg Safety Score
3
ZIP Codes
4
Water Systems

Logan County scores 4 points above the North Dakota state average (56/100) and 8 points below the national average (68/100).

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

C
County Grade
60
Avg Safety Score
3
ZIP Codes
Best ZIP: 58442 (70/100)
Lowest ZIP: 58549 (40/100)
$112K
Median Home Value
$2,433
Avg Remediation (218% of home value)

Key Risk Factors

Health risk index: 15 (asthma 10.2%, diabetes 13.3%)

Estimated additional annual cost per homeowner: $637, driven primarily by energy_code_gap

Infrastructure: 0.427% avg pipe failure probability, 100% of ZIPs at high risk

83.3% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.2% (national: 8.9%)
Diabetes 13.3% (national: 10.5%)
Obesity 39.2% (national: 32.4%)

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

Infrastructure Overview

1964
Median Build Year
83.3%
Pre-1978 Housing
43%
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: $637

Energy Code Gap $270/yr
Water / Lead $233/yr
Flood $133/yr

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

Housing Age Distribution

997 housing units in Logan County

Pre-1940 21%
1940–1959 20%
1960–1979 36%
1980–1999 16%
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

$112K
Median Home Value
$2,433
Est. Remediation Cost
2.2%
of Home Value
Remediation as % of home value moderate burden

Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.

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 10.2% (US avg: 8.9%)
Diabetes 13.3% (US avg: 11%)
Obesity 39.2% (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 4 systems in Logan County ranked by EPA violation count.

# Water System Population Violations
1 Stutsman Rural Water District 5,550 0
2 City of Gackle 310 0
3 NAPOLEON CITY OF 792 0
4 Southeast Wud (west) 1,275 0

All ZIP Codes in Logan County

3 ZIP codes tracked in Logan County.

# ZIP Code City Safety Score Grade Violations Home Value
1 58442 Gackle 70 B 0 $112K
2 58561 Napoleon 70 B 0 $98K
3 58549 Kintyre 40 D 0 $188K

Recommended Buyer Guides for Logan County

Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.

Overview

Logan County in North Dakota covers 3 ZIP codes with an average Home Safety Score of C (60/100).

No EPA violations recorded across any tracked ZIP codes in Logan County.

← Back to North Dakota water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Logan County?
Logan 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 Logan County?
Logan County is served by 4 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 $637 per homeowner.
How old are homes in Logan County?
The median home build year in Logan County is 1964. 83.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Logan County compare to North Dakota?
Logan County has an average water safety score of 60/100, which is above the North Dakota state average of 56/100.

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