Data Year: 2023Source: CDC STI SurveillancePopulation: 60,874
Combined
437
per 100K
13th / 83
Chlamydia
361.4
per 100K • 220 cases
Gonorrhea
72.3
per 100K • 44 cases
Syphilis P&S
3.3
per 100K • 2 cases
St. Joseph County has one of the higher STD burdens in Michigan, with a combined rate of 437.0 per 100,000 residents in 2023 — ranking 13th of 83 counties. Reported infections included chlamydia at 361.4 per 100,000 (220 cases, 16% below the state rate), gonorrhea at 72.3 per 100,000 (44 cases, 52% below the state rate), syphilis at 3.3 per 100,000 (2 cases, 61% below the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across St. Joseph County.
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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.