STD Rates in York County, South Carolina

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

Data Year: 2023 Source: CDC STI Surveillance Population: 298,347
Combined
631.1
per 100K
37th / 46
Chlamydia
447.8
per 100K • 1,336 cases
US rate: 490.7
37th of 46 in South Carolina
Higher than 73% of US counties
Gonorrhea
168.9
per 100K • 504 cases
US rate: 178.2
34th of 46 in South Carolina
Higher than 80% of US counties
Syphilis P&S
14.4
per 100K • 43 cases
US rate: 15.8
27th of 46 in South Carolina
Higher than 71% of US counties

York County is among the lower-burden counties in South Carolina, reporting a combined STD rate of 631.1 per 100,000 residents in 2023 — 37th of 46 counties. Reported infections included chlamydia at 447.8 per 100,000 (1,336 cases, 27% below the state rate), gonorrhea at 168.9 per 100,000 (504 cases, 24% below the state rate), syphilis at 14.4 per 100,000 (43 cases, 17% 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 York County.

STD Trends in York 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
447.8
per 100K in 2023
127.9 in 2000
Peak 568.0 in 2019
Gonorrhea
168.9
per 100K in 2023
74.8 in 2000
Peak 254.9 in 2022
Syphilis (P&S)
14.4
per 100K in 2023
8.4 in 2000
Peak 14.4 in 2023

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

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York County vs South Carolina and the US

Infection York County South Carolina US vs South Carolina vs US Rank in South Carolina
Chlamydia 447.81,336 cases 612.1 490.7 26.8% below 8.7% below 37th of 46
Gonorrhea 168.9504 cases 222.4 178.2 24.1% below 5.2% below 34th of 46
Syphilis (P&S) 14.443 cases 17.3 15.8 16.8% below 8.9% below 27th 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

York County ranks 37th of 46 South Carolina counties for combined STD rate in 2023, at 631.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in York County, with 1,336 cases at a rate of 447.8 per 100,000 residents.
STDTest.com lists confidential testing locations across York 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.