Data Year: 2023Source: CDC STI SurveillancePopulation: 40,367
Combined
121.4
per 100K
73rd / 83
Chlamydia
109
per 100K • 44 cases
Gonorrhea
12.4
per 100K • 5 cases
Syphilis P&S
0.0
No cases reported
Sanilac County is among the lower-burden counties in Michigan, reporting a combined STD rate of 121.4 per 100,000 residents in 2023 — 73rd of 83 counties. Reported infections included chlamydia at 109.0 per 100,000 (44 cases, 75% below the state rate), gonorrhea at 12.4 per 100,000 (5 cases, 92% below the state rate). No syphilis cases were reported in Sanilac County in 2023. Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Sanilac County.
Know your status — get tested today
Same-day testing at 4,500+ locations. No appointment needed. Results in 1–3 days.
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.