COUNTY REPORT MN

Lake of the Woods County, Minnesota

3 ZIP codes · Avg score 66/100 · Grade C · Updated 2026-06-04

While Lake of the Woods County avoids the worst tiers, a portion of its 3 ZIP codes have logged violations.

How Lake of the Woods County Compares

Lake of the Woods County66/100
Minnesota avg62/100
National avg68/100

How Lake of the Woods County Compares

C
County Grade
66/100
Avg Safety Score
3
ZIP Codes
2
Water Systems

Lake of the Woods County scores 4 points above the Minnesota state average (62/100) and 2 points below the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-04

C
County Grade
66
Avg Safety Score
3
ZIP Codes
Best ZIP: 56623 (82/100)
Lowest ZIP: 56629 (53/100)
$218K
Median Home Value
$1,633
Avg Remediation (75% of home value)

Key Risk Factors

Health risk index: 14.2 (asthma 10%, diabetes 13.1%)

Estimated additional annual cost per homeowner: $673, driven primarily by energy_code_gap

Infrastructure: 0.34% avg pipe failure probability

54% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10% (national: 8.9%)
Diabetes 13.1% (national: 10.5%)
Obesity 36.5% (national: 32.4%)

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

Infrastructure Overview

1985
Median Build Year
54%
Pre-1978 Housing
34%
Pipe Failure Probability
0%
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: $673

Energy Code Gap $360/yr
Flood $133/yr
Water / Lead $100/yr

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

Housing Age Distribution

2,999 housing units in Lake of the Woods County

Pre-1940 10%
1940–1959 8%
1960–1979 29%
1980–1999 33%
2000+ 20%

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 Lake of the Woods County

$218K
Median Home Value
$1,633
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Lake of the Woods 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 Lake of the Woods County residents

Asthma 10% (US avg: 8.9%)
Diabetes 13.1% (US avg: 11%)
Obesity 36.5% (US avg: 32.4%)

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

All ZIP Codes in Lake of the Woods County

3 ZIP codes tracked in Lake of the Woods County.

# ZIP Code City Safety Score Grade Violations Home Value
1 56623 Baudette 82 B 3 $228K
2 56686 Williams 63 C 0 $175K
3 56629 Birchdale 53 D 0 $218K

Recommended Buyer Guides for Lake of the Woods County

Independent picks. EPA-grounded. Matched here.

Overview

Lake of the Woods County in Minnesota covers 3 ZIP codes with an average Home Safety Score of C (66/100).

1 of 3 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Minnesota water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Lake of the Woods County?
Lake of the Woods 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 Lake of the Woods County?
Lake of the Woods 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 Lake of the Woods County?
The primary environmental risk factor in Lake of the Woods County is energy_code_gap. This contributes to an estimated additional annual cost of $673 per homeowner.
How old are homes in Lake of the Woods County?
The median home build year in Lake of the Woods County is 1985. 54% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Lake of the Woods County compare to Minnesota?
Lake of the Woods County has an average water safety score of 66/100, which is above the Minnesota state average of 62/100.

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