STD Rates in Dorchester County, South Carolina

2023 CDC surveillance data for Dorchester County, South Carolina — chlamydia, gonorrhea, and syphilis rates with state comparisons.

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Data Year: 2023 Source: CDC STI Surveillance Population: 169,838
Combined
962.1
per 100K
16th / 46
Chlamydia
720.1
per 100K • 1,223 cases
Gonorrhea
230.8
per 100K • 392 cases
Syphilis P&S
11.2
per 100K • 19 cases

Dorchester County reported a combined STD rate of 962.1 per 100,000 residents in 2023, placing it 16th of 46 South Carolina counties — in the upper half of the state. Reported infections included chlamydia at 720.1 per 100,000 (1,223 cases, 18% above the state rate), gonorrhea at 230.8 per 100,000 (392 cases, 4% above the state rate), syphilis at 11.2 per 100,000 (19 cases, 35% 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 Dorchester County.

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Dorchester County vs South Carolina Average

Infection Dorchester County South Carolina Rate Difference
Chlamydia 720.1 612.1 18% above
Gonorrhea 230.8 222.4 4% above
Syphilis (P&S) 11.2 17.3 35% below

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STD testing in Dorchester County, South Carolina

Clinics, free and low-cost testing, and labs near Summerville.

STD testing in Summerville, SC51,654 people →

Largest Counties in South Carolina

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FAQs

Dorchester County ranks 16th of 46 South Carolina counties for combined STD rate in 2023, at 962.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Dorchester County, with 1,223 cases at a rate of 720.1 per 100,000 residents.
STDTest.com lists confidential testing locations across Dorchester County and South Carolina. 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