COUNTY REPORT WY

Teton County, Wyoming

8 ZIP codes · Avg score 63/100 · Grade C · Updated

ZipCheckup grade for Teton County: C.

A mixed picture - some signals here are worth your attention.

Safe water is the norm for most of Teton County's 8 ZIP codes - but a notable subset have documented violations that push the grade to the middle tier.

How Teton County Compares

Teton County63/100
Wyoming avg63/100
National avg73/100

How Teton County Compares

C
County Grade
63/100
Avg Safety Score
8
ZIP Codes
6
Water Systems

Teton County scores 0 points above the Wyoming state average (63/100) and 10 points below the national average (73/100).

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

C
County Grade
63
Avg Safety Score
8
ZIP Codes
Best ZIP: 83001 (63/100)
Lowest ZIP: 83001 (63/100)
$1580K
Median Home Value
$2,038
Avg Remediation (13% of home value)

ZIP Code Risk Map

Water Quality Map: Teton County, Wyoming

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: 9.7 (asthma 9%, diabetes 8.4%)

Estimated additional annual cost per homeowner: $689, driven primarily by flood

51.9% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9% (national: 8.9%)
Diabetes 8.4% (national: 10.5%)
Obesity 24% (national: 32.4%)

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

Infrastructure Overview

1983
Median Build Year
51.9%
Pre-1978 Housing
35/100
Infrastructure Stress Indicator
13%
ZIPs with High Infrastructure Stress
Moderate
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: $689

Flood $400/yr
Wildfire $188/yr
Water / Lead $121/yr

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

Housing Age Distribution

13,154 housing units in Teton County

Pre-1940 5%
1940–1959 6%
1960–1979 20%
1980–1999 43%
2000+ 26%

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 Teton County

$1580K
Median Home Value
$2,038
Est. Remediation Cost
0.1%
of Home Value
Remediation as % of home value low burden

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

Asthma 9% (US avg: 8.9%)
Diabetes 8.4% (US avg: 11%)
Obesity 24% (US avg: 32.4%)

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

Water systems serving Teton County

6 community water systems serving Teton County.

Systems with the most violations in Teton County

3 water systems with recorded EPA violations.

All ZIP Codes in Teton County

8 ZIP codes tracked in Teton County.

# ZIP Code City Safety Score Grade Violations Home Value
1 83001 Jackson 63 C 196 (1 health) $1369K
2 83002 Jackson
3 83011 Kelly $1767K
4 83012 Moose
5 83013 Moran
6 83014 Wilson 188 $1580K
7 83025 Teton Village $2000K
8 83414 Alta $1040K

Recommended Buyer Guides for Teton County

Independent picks. EPA-grounded. Matched here.

Overview

Teton County in Wyoming covers 8 tracked ZIP records with an average Home Safety Score of C (63/100) across 1 scored records.

2 of 2 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

← Back to Wyoming Home Safety Profile

Data Sources

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

Frequently Asked Questions

Is water safe in Teton County?
Teton 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 Teton County?
Teton County is served by 6 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in Teton County?
The primary environmental risk factor in Teton County is flood. This contributes to an estimated additional annual cost of $689 per homeowner.
How old are homes in Teton County?
The median home build year in Teton County is 1983. 51.9% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Teton County compare to Wyoming?
Teton County has an average Home Safety Score of 63/100 under model 4.0.0, which is above the Wyoming state average of 63/100.

How to cite this page

APA ZipCheckup. (2026). Teton County, WY: HSS 63/100; PFAS Found in Water. https://zipcheckup.com/county/wyoming/teton/
BibTeX
@misc{zipcheckup-county-wyoming-teton,
  author = {{ZipCheckup}},
  title  = {{Teton County, WY: HSS 63/100; PFAS Found in Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/wyoming/teton/}
}

Page version: August 2026.

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