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Sullivan County, Tennessee

High risk

Gera County Health Risk Index: 73.5/100 · National rank 6 of 480 · Population: 162,135 · CDC PLACES June 2026

What is the chronic-disease health risk in Sullivan County, Tennessee?

As of June 2026, Sullivan County, Tennessee has a Gera County Health Risk Index of 73.5/100 (national rank 6/480; high risk). Adult chronic-disease prevalence: obesity 37.8%, diabetes 15.2%, coronary heart disease 8.5%, smoking 19.2%. Source: CDC PLACES June 2026.

Source:CDC PLACES: Local Data for Better Health, County Data 2023 release·as of June 2026updated annually (last: )
Gera County Health Risk Index73.5 / 100Rank 6 of 480 most-populous US counties. Computed from CDC PLACES June 2026 crude prevalence for 4 chronic-disease measures, weighted and normalised 0–100. Higher = higher risk.How this index is calculated

Chronic-disease prevalence — Sullivan County (CDC PLACES June 2026)

Sullivan County, Tennessee — CDC PLACES June 2026 crude prevalence (adults)
MeasurePrevalenceWeight in GCHRI
Obesity37.8%25%
Diagnosed diabetes15.2%25%
Coronary heart disease8.5%30%
Current cigarette smoking19.2%20%
GCHRI composite score73.5 / 100—

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Search any of the 480 most-populous US counties to compare GCHRI scores and CDC prevalence rates.

Sullivan County, Tennessee

Population: 162,135 · National rank: 6 / 480 (by chronic-disease risk)

High risk

Gera County Health Risk Index

73.5 / 100

Obesity

37.8%

adults

Diabetes

15.2%

adults

Heart Disease

8.5%

adults

Smoking

19.2%

adults

Source: CDC PLACES, June 2026 · Crude prevalence, adults · Full county page →

Other counties in Tennessee

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Frequently asked questions

What is the Gera County Health Risk Index for Sullivan County, TN?
Sullivan County, TN has a Gera County Health Risk Index (GCHRI) of 73.5/100, ranking 6 out of 480 most-populous US counties (rank 1 = highest chronic-disease risk). This places it in the high-risk tier. Source: CDC PLACES (June 2026).
What is the obesity rate in Sullivan County?
The adult obesity prevalence in Sullivan County, TN is 37.8% (CDC PLACES, June 2026, crude prevalence). The national mean across the 480 included counties is 37.8%.
What is the diabetes rate in Sullivan County?
The diagnosed diabetes prevalence among adults in Sullivan County, TN is 15.2% (CDC PLACES, June 2026, crude prevalence).
What is the coronary heart disease rate in Sullivan County?
The coronary heart disease prevalence among adults in Sullivan County, TN is 8.5% (CDC PLACES, June 2026, crude prevalence).
What is the smoking rate in Sullivan County?
The current cigarette smoking prevalence among adults in Sullivan County, TN is 19.2% (CDC PLACES, June 2026, crude prevalence).

Concerned about health risks in Sullivan County?

A GeraClinic care navigator can help you understand what these CDC chronic-disease rates mean for you personally, assess your individual risk factors, and connect you with preventive-care resources — fully online.

Talk to a GeraClinic care navigatorHow the Gera County Health Risk Index is calculated

Contains public sector information published by U.S. Centers for Disease Control and Prevention (CDC) and licensed under the U.S. Public Domain (federal government work, 17 U.S.C. § 105). Source: CDC PLACES: Local Data for Better Health, County Data 2023 release (June 2026, published 2023 (released 2024)).

Informational/educational only — not a substitute for professional medical advice; a clinician interprets results.