Cobb County, Georgia
Low riskGera County Health Risk Index: 30.9/100 · National rank 395 of 480 · Population: 776,743 · CDC PLACES June 2026
What is the chronic-disease health risk in Cobb County, Georgia?
As of June 2026, Cobb County, Georgia has a Gera County Health Risk Index of 30.9/100 (national rank 395/480; low risk). Adult chronic-disease prevalence: obesity 29.9%, diabetes 10.9%, coronary heart disease 4.9%, smoking 10.4%. Source: CDC PLACES June 2026.
Chronic-disease prevalence — Cobb County (CDC PLACES June 2026)
| Measure | Prevalence | Weight in GCHRI |
|---|---|---|
| Obesity | 29.9% | 25% |
| Diagnosed diabetes | 10.9% | 25% |
| Coronary heart disease | 4.9% | 30% |
| Current cigarette smoking | 10.4% | 20% |
| GCHRI composite score | 30.9 / 100 | — |
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Cobb County, Georgia
Population: 776,743 · National rank: 395 / 480 (by chronic-disease risk)
Gera County Health Risk Index
30.9 / 100
Obesity
29.9%
adults
Diabetes
10.9%
adults
Heart Disease
4.9%
adults
Smoking
10.4%
adults
Source: CDC PLACES, June 2026 · Crude prevalence, adults · Full county page →
Other counties in Georgia
Frequently asked questions
- What is the Gera County Health Risk Index for Cobb County, GA?
- Cobb County, GA has a Gera County Health Risk Index (GCHRI) of 30.9/100, ranking 395 out of 480 most-populous US counties (rank 1 = highest chronic-disease risk). This places it in the low-risk tier. Source: CDC PLACES (June 2026).
- What is the obesity rate in Cobb County?
- The adult obesity prevalence in Cobb County, GA is 29.9% (CDC PLACES, June 2026, crude prevalence). The national mean across the 480 included counties is 29.9%.
- What is the diabetes rate in Cobb County?
- The diagnosed diabetes prevalence among adults in Cobb County, GA is 10.9% (CDC PLACES, June 2026, crude prevalence).
- What is the coronary heart disease rate in Cobb County?
- The coronary heart disease prevalence among adults in Cobb County, GA is 4.9% (CDC PLACES, June 2026, crude prevalence).
- What is the smoking rate in Cobb County?
- The current cigarette smoking prevalence among adults in Cobb County, GA is 10.4% (CDC PLACES, June 2026, crude prevalence).
Concerned about health risks in Cobb 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.
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.