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State Profile

California

Population (2024): 38,138,100 million

California’s public health outcomes and emergency preparedness betters some states but falls behind others. According to TFAH’s 2025 Ready or Not: Protecting the Public’s Health from Diseases, Disasters, and Bioterrorism report, the state placed in the middle-performance tier for public health emergency preparedness. Deaths within the state due to drug misuse, alcohol, or suicide are lower than the average for other states. Based on 2024 data, its rates of obesity and related conditions indicate a mixed picture with the percentage of adults with obesity and diabetes lower than the U.S. median, while hypertension rates are higher than the U.S median.

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California at a glance

42.3

Percent of population (age 6 months or older) who received seasonal flu vaccination, 2024-25

High Tier

Public health emergency preparedness performance tier (High, Middle, Low), 2025

31.1

Percent of adults who have hypertension, 2024

12.7

Percent of adults who have diabetes, 2024

16.9

Percent of children age 6-17 who have obesity, 2022-23

29.1

Percent of adults who have obesity, 2024

45.1

Deaths related to alcohol, drugs, or suicide (per 100,000), 2024

9.6

Suicide deaths (per 100,000), 2024

21.7

Drug-related deaths (per 100,000), 2024

13.9

Alcohol-related deaths (per 100,000), 2024

Data in Detail

Spotlight On

California

Featured

California’s Efforts to Prevent and Respond to Childhood Lead Exposure

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