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Fairfield County, Ohio

Moderate risk

Gera County Health Risk Index: 50.9/100 · National rank 154 of 480 · Population: 165,360 · CDC PLACES June 2026

What is the chronic-disease health risk in Fairfield County, Ohio?

As of June 2026, Fairfield County, Ohio has a Gera County Health Risk Index of 50.9/100 (national rank 154/480; moderate risk). Adult chronic-disease prevalence: obesity 35.6%, diabetes 12.2%, coronary heart disease 6.6%, smoking 14.4%. 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 Index50.9 / 100Rank 154 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 — Fairfield County (CDC PLACES June 2026)

Fairfield County, Ohio — CDC PLACES June 2026 crude prevalence (adults)
MeasurePrevalenceWeight in GCHRI
Obesity35.6%25%
Diagnosed diabetes12.2%25%
Coronary heart disease6.6%30%
Current cigarette smoking14.4%20%
GCHRI composite score50.9 / 100—

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

Fairfield County, Ohio

Population: 165,360 · National rank: 154 / 480 (by chronic-disease risk)

Moderate risk

Gera County Health Risk Index

50.9 / 100

Obesity

35.6%

adults

Diabetes

12.2%

adults

Heart Disease

6.6%

adults

Smoking

14.4%

adults

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

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Frequently asked questions

What is the Gera County Health Risk Index for Fairfield County, OH?
Fairfield County, OH has a Gera County Health Risk Index (GCHRI) of 50.9/100, ranking 154 out of 480 most-populous US counties (rank 1 = highest chronic-disease risk). This places it in the moderate-risk tier. Source: CDC PLACES (June 2026).
What is the obesity rate in Fairfield County?
The adult obesity prevalence in Fairfield County, OH is 35.6% (CDC PLACES, June 2026, crude prevalence). The national mean across the 480 included counties is 35.6%.
What is the diabetes rate in Fairfield County?
The diagnosed diabetes prevalence among adults in Fairfield County, OH is 12.2% (CDC PLACES, June 2026, crude prevalence).
What is the coronary heart disease rate in Fairfield County?
The coronary heart disease prevalence among adults in Fairfield County, OH is 6.6% (CDC PLACES, June 2026, crude prevalence).
What is the smoking rate in Fairfield County?
The current cigarette smoking prevalence among adults in Fairfield County, OH is 14.4% (CDC PLACES, June 2026, crude prevalence).

Concerned about health risks in Fairfield 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.