Data Year: 2023Source: CDC STI SurveillancePopulation: 1,141,748
Combined
401
per 100K
68th / 133
Chlamydia
309
per 100K • 3,528 cases
Gonorrhea
86.9
per 100K • 992 cases
Syphilis P&S
5.1
per 100K • 58 cases
Fairfax County recorded a combined STD rate of 401.0 per 100,000 residents in 2023, ranking 68th of 133 counties in Virginia. Reported infections included chlamydia at 309.0 per 100,000 (3,528 cases, 35% below the state rate), gonorrhea at 86.9 per 100,000 (992 cases, 45% below the state rate), syphilis at 5.1 per 100,000 (58 cases, 52% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Fairfax County has confidential testing locations available.
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Data sourced from the CDC's annual STI Surveillance Report. Rates are per 100,000 population and reflect reported cases only — actual prevalence is likely higher due to undiagnosed infections. While we strive for accuracy, STDTest.com makes no representations or warranties regarding the completeness or accuracy of this data and is not responsible for any errors or omissions. This page is for informational purposes only and does not constitute medical advice.