STD Rates in Aiken County, South Carolina

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

Data Year: 2023 Source: CDC STI Surveillance Population: 177,147
Combined
615.4
per 100K
38th / 46
Chlamydia
443.7
per 100K • 786 cases
US rate: 490.7
38th of 46 in South Carolina
Higher than 73% of US counties
Gonorrhea
159.8
per 100K • 283 cases
US rate: 178.2
35th of 46 in South Carolina
Higher than 78% of US counties
Syphilis P&S
11.9
per 100K • 21 cases
US rate: 15.8
31st of 46 in South Carolina
Higher than 66% of US counties

Aiken County is among the lower-burden counties in South Carolina, reporting a combined STD rate of 615.4 per 100,000 residents in 2023 — 38th of 46 counties. Reported infections included chlamydia at 443.7 per 100,000 (786 cases, 28% below the state rate), gonorrhea at 159.8 per 100,000 (283 cases, 28% below the state rate), syphilis at 11.9 per 100,000 (21 cases, 31% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Aiken County has confidential testing locations available.

STD Trends in Aiken County, 2000–2023

Reported cases per 100,000 residents each year, against the South Carolina rate (dashed). In a county this size a handful of cases moves the rate a long way, so read the shape rather than any single year.

Chlamydia
443.7
per 100K in 2023
160.5 in 2000
Peak 643.2 in 2019
Gonorrhea
159.8
per 100K in 2023
126.1 in 2000
Peak 288.0 in 2018
Syphilis (P&S)
11.9
per 100K in 2023
2.1 in 2000
Peak 19.5 in 2022

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

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Aiken County vs South Carolina and the US

Infection Aiken County South Carolina US vs South Carolina vs US Rank in South Carolina
Chlamydia 443.7786 cases 612.1 490.7 27.5% below 9.6% below 38th of 46
Gonorrhea 159.8283 cases 222.4 178.2 28.1% below 10.3% below 35th of 46
Syphilis (P&S) 11.921 cases 17.3 15.8 31.2% below 24.7% below 31st of 46

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among South Carolina’s counties. The US rate is all 50 states combined. Comparisons are left out where fewer than 20 cases were reported, because a rate built on so few cases can swing widely from one year to the next.

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FAQs

Aiken County ranks 38th of 46 South Carolina counties for combined STD rate in 2023, at 615.4 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Aiken County, with 786 cases at a rate of 443.7 per 100,000 residents.
STDTest.com lists confidential testing locations across Aiken County and South Carolina. Many offer same-day appointments with 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.