COUNTY REPORT ID

Lemhi County, Idaho

10 ZIP codes · Home Safety Score unavailable · 0 of 10 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 10 tracked ZIP records scored
10
ZIP Codes
$278K
Median Home Value
$1,980
Avg Remediation (71% of home value)

ZIP Code Risk Map

Water Quality Map: Lemhi County, Idaho

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: 14.2 (asthma 10.8%, diabetes 12.7%)

Estimated additional annual cost per homeowner: $1,078, driven primarily by energy_code_gap

55.7% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.8% (national: 8.9%)
Diabetes 12.7% (national: 10.5%)
Obesity 30.4% (national: 32.4%)

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

Infrastructure Overview

1984
Median Build Year
55.7%
Pre-1978 Housing
42/100
Infrastructure Stress Indicator
78%
ZIPs with High Infrastructure Stress
Low
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: $1,078

Energy Code Gap $370/yr
Wildfire $300/yr
Flood $280/yr

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

Housing Age Distribution

4,565 housing units in Lemhi County

Pre-1940 10%
1940–1959 9%
1960–1979 34%
1980–1999 30%
2000+ 17%

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 Lemhi County

$278K
Median Home Value
$1,980
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.8% (US avg: 8.9%)
Diabetes 12.7% (US avg: 11%)
Obesity 30.4% (US avg: 32.4%)

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

All ZIP Codes in Lemhi County

10 ZIP codes tracked in Lemhi County.

# ZIP Code City Safety Score Grade Violations Home Value
1 83229 Cobalt
2 83253 May
3 83462 Carmen $367K
4 83463 Gibbonsville $263K
5 83464 Leadore $165K
6 83465 Lemhi $238K
7 83466 North Fork $384K
8 83467 Salmon $278K
9 83468 Tendoy $349K
10 83469 Shoup

Recommended Buyer Guides for Lemhi County

Independent picks. EPA-grounded. Matched here.

Overview

Lemhi County in Idaho covers 10 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.

EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Lemhi County.

← Back to Idaho Home Safety Profile

Data Sources

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

Frequently Asked Questions

What is the biggest environmental risk in Lemhi County?
The primary environmental risk factor in Lemhi County is energy_code_gap. This contributes to an estimated additional annual cost of $1,078 per homeowner.
How old are homes in Lemhi County?
The median home build year in Lemhi County is 1984. 55.7% 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). Lemhi County, Idaho Home Safety Profile. https://zipcheckup.com/county/idaho/lemhi/
BibTeX
@misc{zipcheckup-county-idaho-lemhi,
  author = {{ZipCheckup}},
  title  = {{Lemhi County, Idaho Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/idaho/lemhi/}
}

Page version: August 2026.

Get safety alerts for Lemhi, Idaho

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.