COUNTY REPORT MN

Rock County, Minnesota

8 ZIP codes · Home Safety Score unavailable · 0 of 8 tracked ZIP records scored · Updated

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:

Unavailable
0 of 8 tracked ZIP records scored
8
ZIP Codes
$198K
Median Home Value
$1,350
Avg Remediation (68% of home value)

ZIP Code Risk Map

Water Quality Map: Rock County, Minnesota

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: 13.2 (asthma 10%, diabetes 11.4%)

Estimated additional annual cost per homeowner: $1,533, driven primarily by flood

80.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10% (national: 8.9%)
Diabetes 11.4% (national: 10.5%)
Obesity 36.6% (national: 32.4%)

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

Infrastructure Overview

1950
Median Build Year
80.8%
Pre-1978 Housing
52/100
Infrastructure Stress Indicator
100%
ZIPs with High Infrastructure Stress
High
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: $1,533

Flood $1,400/yr
Energy Code Gap $540/yr
Water / Lead $400/yr

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

Housing Age Distribution

4,014 housing units in Rock County

Pre-1940 30%
1940–1959 22%
1960–1979 25%
1980–1999 13%
2000+ 10%

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 Rock County

$198K
Median Home Value
$1,350
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

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

Asthma 10% (US avg: 8.9%)
Diabetes 11.4% (US avg: 11%)
Obesity 36.6% (US avg: 32.4%)

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

Water systems serving Rock County

3 community water systems serving Rock County.

Systems with the most violations in Rock County

1 water system with recorded EPA violations.

All ZIP Codes in Rock County

8 ZIP codes tracked in Rock County.

# ZIP Code City Safety Score Grade Violations Home Value
1 56116 Beaver Creek 0 $220K
2 56134 Hardwick 0 $198K
3 56138 Hills 0 $198K
4 56146 Kanaranzi
5 56147 Kenneth 1 $120K
6 56156 Luverne 1 $201K
7 56158 Magnolia 1 $109K
8 56173 Steen 0 $166K

Recommended Buyer Guides for Rock County

Strictly editorial - no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.

Overview

Rock County in Minnesota covers 8 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

3 of 7 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.

← Back to Minnesota Home Safety Profile

Data Sources

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

Frequently Asked Questions

How many water systems serve Rock County?
Rock County is served by 3 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in Rock County?
The primary environmental risk factor in Rock County is flood. This contributes to an estimated additional annual cost of $1,533 per homeowner.
How old are homes in Rock County?
The median home build year in Rock County is 1950. 80.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Rock County, Minnesota Home Safety Profile. https://zipcheckup.com/county/minnesota/rock/
BibTeX
@misc{zipcheckup-county-minnesota-rock,
  author = {{ZipCheckup}},
  title  = {{Rock County, Minnesota Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/minnesota/rock/}
}

Page version: August 2026.

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