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sexually transmitted diseases control Branch

Sexually Transmitted Infection Data

The following tables, slide presentations, and annual reports provide the most recent available data and statistics for reportable sexually transmitted infections (STI) in California.  These files include data for chlamydia, gonorrhea, and syphilis.

2020 STI Surveillance Report

STI Surveillance Highlights

All STI Summary

Technical Notes/Data Sources

Past Annual Reports

​​Requests for additional local health jurisdiction level data should be submitted directly to that jurisdiction.

For STD case definitions, please visit the Case Definitions for Reportable Sexually Transmitted Diseases page.

For STD-related CalREDIE help, please email STDCalREDIE@cdph.ca.gov.

For more information about STDs, please visit the STD Control Branch program page.

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