COUNTY REPORT TN

Cocke County, Tennessee

6 ZIP codes · Avg score 69/100 · Grade C · Updated 2026-06-03

Within Cocke County, 6 tracked ZIP codes reveal moderate water quality — national standards are generally met, with some documented exceptions.

How Cocke County Compares

Cocke County69/100
Tennessee avg69/100
National avg68/100

How Cocke County Compares

C
County Grade
69/100
Avg Safety Score
6
ZIP Codes
8
Water Systems

Cocke County scores 0 points above the Tennessee state average (69/100) and 1 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

C
County Grade
69
Avg Safety Score
6
ZIP Codes
Best ZIP: 37822 (83/100)
Lowest ZIP: 37727 (55/100)
$137K
Median Home Value
$2,233
Avg Remediation (163% of home value)

ZIP Code Risk Map

Water Quality Map: Cocke County, Tennessee

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: 17.6 (asthma 11.5%, diabetes 17.2%)

Estimated additional annual cost per homeowner: $1,090, driven primarily by flood

Infrastructure: 0.28% avg pipe failure probability

48% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.5% (national: 8.9%)
Diabetes 17.2% (national: 10.5%)
Obesity 40.3% (national: 32.4%)

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

Infrastructure Overview

1986
Median Build Year
48%
Pre-1978 Housing
28%
Pipe Failure Probability
0%
ZIPs at High Infra Risk
Moderate
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,090

Flood $500/yr
Wildfire $300/yr
Energy Code Gap $240/yr

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

Housing Age Distribution

18,062 housing units in Cocke County

Pre-1940 8%
1940–1959 10%
1960–1979 23%
1980–1999 37%
2000+ 22%

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 Cocke County

$137K
Median Home Value
$2,233
Est. Remediation Cost
1.6%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.5% (US avg: 8.9%)
Diabetes 17.2% (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 with Most Violations

Top 5 systems in Cocke County ranked by EPA violation count.

# Water System Population Violations
1 NEWPORT UTILITIES BOARD 34,925 5
2 Sevier County Water Department 6,194 5
3 Webb Creek Utility District 1,737 5
4 East Sevier County U.d. 815 5
5 Venture Out at Gatlinburg 328 5

8 total water systems serve Cocke County.

All ZIP Codes in Cocke County

6 ZIP codes tracked in Cocke County.

# ZIP Code City Safety Score Grade Violations Home Value
1 37822 Newport 83 B 0
2 37821 Newport 78 B 0 $128K
3 37722 Cosby 71 B 5 $176K
4 37713 Bybee 63 C 0 $137K
5 37843 Parrottsville 63 C 0 $165K
6 37727 Del Rio 55 C 0 $100K

Recommended Buyer Guides for Cocke County

While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.

Overview

Cocke County in Tennessee covers 6 ZIP codes with an average Home Safety Score of C (69/100).

1 of 6 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Tennessee water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Cocke County?
Cocke 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 Cocke County?
Cocke County is served by 8 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in Cocke County?
The primary environmental risk factor in Cocke County is flood. This contributes to an estimated additional annual cost of $1,090 per homeowner.
How old are homes in Cocke County?
The median home build year in Cocke County is 1986. 48% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Cocke County compare to Tennessee?
Cocke County has an average water safety score of 69/100, which is above the Tennessee state average of 69/100.

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