COUNTY REPORT TN

Union County, Tennessee

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
$185K
Median Home Value
$800
Avg Remediation (0.43% of home value)

Key Risk Factors

Health risk index: 15.9 (asthma 11.1%, diabetes 14.6%)

Modeled additional annual cost estimate per homeowner: $217, largest modeled factor: Flood

30% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 14.6% (national: 10.5%)
Obesity 40.3% (national: 32.4%)

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

Infrastructure Overview

1999
Median Build Year
30%
Pre-1980 Housing
28/100
Infrastructure Stress Indicator
0%
ZIPs with High Infrastructure Stress
Moderate
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: $217

Flood $200/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

7,624 housing units in Union County

Pre-1940 4%
1940–1959 7%
1960–1979 19%
1980–1999 34%
2000+ 37%

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 Union County

$185K
Median Home Value
$800
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Union County can be compared with the median property value; actual costs vary by property.

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 Union County residents

Asthma 11.1% (US avg: 8.9%)
Diabetes 14.6% (US avg: 11%)
Obesity 40.3% (US avg: 32.4%)

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

Water systems mapped to Union County ZIP codes

4 community water systems mapped to Union County ZIP codes; EPA may list more systems serving the county.

Systems with the most violations in Union County

3 water systems with violations in EPA records.

All ZIP Codes in Union County

3 ZIP codes tracked in Union County.

# ZIP Code City Safety Score Grade Violations Home Value
1 37779 Luttrell — — 12 (1 health) $161K
2 37807 Maynardville — — 9 (1 health) $185K
3 37866 Sharps Chapel — — 0 $278K

Recommended Buyer Guides for Union County

The guides listed here are chosen from this county's data, and the short note beside each one says why it made the list.

Overview

Union County in Tennessee 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.

2 of 3 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 Tennessee 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 Union County?
We map 4 public water systems to 3 ZIP codes in our data for Union County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Union County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Union County is flood. Across all modeled risk factors, the estimated average additional annual cost is $217 per homeowner; actual costs vary by home.
How old are homes in Union County?
The median home build year in Union County is 1999. 30% 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). Union County, Tennessee Home Safety Profile. https://zipcheckup.com/county/tennessee/union/
BibTeX
@misc{zipcheckup-county-tennessee-union,
  author = {{ZipCheckup}},
  title  = {{Union County, Tennessee Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/tennessee/union/}
}

Page version: October 2026.

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