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STI epidemiology reports
Annual Reports
2021 King County Sexually Transmitted Infection Epidemiology Report (3.2 MB)
The 2021 Sexually Transmitted Infections (STI) Epidemiology report describes recent trends in syphilis, gonorrhea, and chlamydial infection King County residents and additional STIs, clinical services, and Pre-Exposure Prophylaxis (PrEP) use among Public Health – Seattle & King County's Sexual Health Clinic patients.
Past STI Annual Reports
No reports in 2014, 2016 and 2018. For older reports, please contact us.
Syphilis reports
- Syphilis epidemic
Syphilis epidemic data reports - Syphilis Trends Epi Summary, King County 2016-2021 (191 KB)
2021 data includes data reported through 10/8/2021