STD Rates in Henderson County, Illinois

2023 CDC surveillance data for Henderson County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.

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Data Year: 2023 Source: CDC STI Surveillance Population: 6,088
Combined
147.8
per 100K
98th / 102
Chlamydia
131.4
per 100K • 8 cases
Gonorrhea
16.4
per 100K • 1 cases
Syphilis P&S
0.0
No cases reported

Henderson County is among the lower-burden counties in Illinois, reporting a combined STD rate of 147.8 per 100,000 residents in 2023 — 98th of 102 counties. Reported infections included chlamydia at 131.4 per 100,000 (8 cases, 76% below the state rate), gonorrhea at 16.4 per 100,000 (1 case, 92% below the state rate). No syphilis cases were reported in Henderson County in 2023. Routine testing is the surest way to catch STDs early, since many produce no symptoms. Henderson County has confidential testing locations available.

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Henderson County vs Illinois Average

Infection Henderson County Illinois Rate Difference
Chlamydia 131.4 557.7 76% below
Gonorrhea 16.4 202.3 92% below

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Largest Counties in Illinois

Cook County → Dupage County → Lake County → Will County → Kane County → Mchenry County → Winnebago County → Madison County → St. Clair County → Champaign County →

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FAQs

Henderson County ranks 98th of 102 Illinois counties for combined STD rate in 2023, at 147.8 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Henderson County, with 8 cases at a rate of 131.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Henderson County and Illinois. Many offer same-day appointments with results in 1–3 days.

Related Resources

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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.
Sources