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. ​

2023 STI Surveillance Report 

Please use either Google Chrome or Mozilla Firefox as the web browser to access the STI Surveillance Report files as they may not properly download when using Internet Explorer or Microsoft Edge. ​​

• ​2022 - ​​2023 All STI Percent Change Tables (Excel) 
• All STI Tables (Excel) 
  
• All STI Slides (PPTX) 
  
• Technical Notes​ (PDF)

2022 STI Surveillance Highlights​

Past Annual Reports

• All STI Tables, 2021 (Excel)
• All STI Slides, 2021 (PPTX)
  
• All STI Tables, 2020 (Excel)
  
• All STI Slides, 2020 (PPTX)
  
• All STI Tables, 2019 (PDF)
  
• All STI Slides, 2019 (PPTX)
  

Other STD-Related Data

• High Congenital Syphilis Morbidity in California: List of Local Health Jurisdictions​ (PDF)
  
• California Adolescent Sexual Health Data (ASHWG)
• Results from the California 2019 Youth Risk Behavior Survey (YRBS), Selected Sexual Risk Behaviors (PDF)

• County Health Status Profiles (PDF)
  • Includes county rankings of chlamydia and gonorrhea rates and maps by gender for 1–44 year olds, primary and secondary syphilis rates for males and congenital syphilis rates and map.

• Infographic Resources for STD Prevention

• National (CDC) STD Data​
  

​​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.