COUNTY REPORT SD

Bennett County, South Dakota

3 ZIP codes · Home Safety Score unavailable · 0 of 3 tracked ZIP records scored

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

Unavailable
0 of 3 tracked ZIP records scored
3
ZIP Codes
$138K
Median Home Value

Key Risk Factors

Health risk index: 17.4 (asthma 13.2%, diabetes 18.7%)

Modeled additional annual cost estimate per homeowner: $583, largest modeled factor: Water Lead

71% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 13.2% (national: 8.9%)
Diabetes 18.7% (national: 10.5%)
Obesity 42.4% (national: 32.4%)

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

Infrastructure Overview

1967
Median Build Year
71%
Pre-1980 Housing
46/100
Infrastructure Stress Indicator
100%
ZIPs with High Infrastructure Stress
Low
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $583

Water / Lead $400/yr
Wildfire $300/yr
Energy Code Gap $150/yr

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

Housing Age Distribution

1,219 housing units in Bennett County

Pre-1940 20%
1940–1959 22%
1960–1979 29%
1980–1999 24%
2000+ 4%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Health Outcomes vs National Average

CDC PLACES data for Bennett County residents

Asthma 13.2% (US avg: 8.9%)
Diabetes 18.7% (US avg: 11%)
Obesity 42.4% (US avg: 32.4%)

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

Water systems mapped to Bennett County ZIP codes

1 community water system mapped to Bennett County ZIP codes; EPA may list more systems serving the county.

All ZIP Codes in Bennett County

3 ZIP codes tracked in Bennett County.

# ZIP Code City Safety Score Grade Violations Home Value
1 57551 Martin — — 0 $138K
2 57574 Tuthill — — $273K
3 57714 Allen — — $110K

Recommended Buyer Guides for Bennett County

The mix of guides changes from county to county.

Overview

Bennett County in South Dakota covers 3 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.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

← 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 Bennett County?
We map 1 public water system to the 3 ZIP codes of Bennett County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Bennett County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Bennett County is water lead. Across all modeled risk factors, the estimated average additional annual cost is $583 per homeowner; actual costs vary by home.
How old are homes in Bennett County?
The median home build year in Bennett County is 1967. 71% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Bennett County, South Dakota Home Safety Profile. https://zipcheckup.com/county/south-dakota/bennett/
BibTeX
@misc{zipcheckup-county-south-dakota-bennett,
  author = {{ZipCheckup}},
  title  = {{Bennett County, South Dakota Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/south-dakota/bennett/}
}

Page version: October 2026.

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