COUNTY REPORT SD

McCook County, South Dakota

7 ZIP codes · Home Safety Score unavailable · 0 of 7 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 7 tracked ZIP records scored
7
ZIP Codes
$198K
Median Home Value
$2,589
Avg Remediation (131% of home value)

ZIP Code Risk Map

Water Quality Map: McCook County, South Dakota

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: 12.7 (asthma 9.7%, diabetes 11%)

Estimated additional annual cost per homeowner: $1,119, driven primarily by flood

72.7% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.7% (national: 8.9%)
Diabetes 11% (national: 10.5%)
Obesity 36.1% (national: 32.4%)

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

Infrastructure Overview

1964
Median Build Year
72.7%
Pre-1978 Housing
49/100
Infrastructure Stress Indicator
71%
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: $1,119

Flood $500/yr
Water / Lead $357/yr
Water Infrastructure $257/yr

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

Housing Age Distribution

3,356 housing units in McCook County

Pre-1940 33%
1940–1959 16%
1960–1979 17%
1980–1999 19%
2000+ 14%

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 McCook County

$198K
Median Home Value
$2,589
Est. Remediation Cost
1.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 9.7% (US avg: 8.9%)
Diabetes 11% (US avg: 11%)
Obesity 36.1% (US avg: 32.4%)

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

Water systems serving McCook County

7 community water systems serving McCook County.

Show all 7 water systems

Systems with the most violations in McCook County

1 water system with recorded EPA violations.

All ZIP Codes in McCook County

7 ZIP codes tracked in McCook County.

# ZIP Code City Safety Score Grade Violations Home Value
1 57012 Canistota 0 $164K
2 57043 Marion 2 $198K
3 57047 Monroe $49K
4 57048 Montrose 0 $328K
5 57058 Salem 0 $200K
6 57319 Bridgewater 0 $151K
7 57374 Spencer 0 $199K

Recommended Buyer Guides for McCook County

Designed to find the guide that fits the county, not the other way around - the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.

Overview

McCook County in South Dakota covers 7 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.

1 of 6 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 South Dakota 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 McCook County?
McCook County is served by 7 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in McCook County?
The primary environmental risk factor in McCook County is flood. This contributes to an estimated additional annual cost of $1,119 per homeowner.
How old are homes in McCook County?
The median home build year in McCook County is 1964. 72.7% 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). McCook County, South Dakota Home Safety Profile. https://zipcheckup.com/county/south-dakota/mccook/
BibTeX
@misc{zipcheckup-county-south-dakota-mccook,
  author = {{ZipCheckup}},
  title  = {{McCook County, South Dakota Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/south-dakota/mccook/}
}

Page version: August 2026.

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