STD Rates in Clarion County, Pennsylvania

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

Data Year: 2023 Source: CDC STI Surveillance Population: 36,978
Combined
208.2
per 100K
39th / 67
Chlamydia
189.3
per 100K • 70 cases
US rate: 490.7
40th of 67 in Pennsylvania
Higher than 26% of US counties
Gonorrhea
16.2
per 100K • 6 cases
Based on 6 cases — interpret with care
US rate: 178.2
Syphilis P&S
2.7
per 100K • 1 cases
Based on 1 case — interpret with care
US rate: 15.8

Clarion County recorded a combined STD rate of 208.2 per 100,000 residents in 2023, ranking 39th of 67 counties in Pennsylvania. Reported infections included chlamydia at 189.3 per 100,000 (70 cases, 55% below the state rate), gonorrhea at 16.2 per 100,000 (6 cases, too few for a reliable comparison), syphilis at 2.7 per 100,000 (1 case, too few for a reliable comparison). Confidential STD testing is available throughout Clarion County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Clarion County, 2000–2023

Reported cases per 100,000 residents each year, against the Pennsylvania 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
189.3
per 100K in 2023
0.0 in 2000
Peak 274.7 in 2016
Gonorrhea
16.2
per 100K in 2023
0.0 in 2000
Peak 36.6 in 2002
Syphilis (P&S)
2.7
per 100K in 2023
0.0 in 2000
Peak 5.1 in 2013

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

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Clarion County vs Pennsylvania and the US

Infection Clarion County Pennsylvania US vs Pennsylvania vs US Rank in Pennsylvania
Chlamydia 189.370 cases 421.2 490.7 55.1% below 61.4% below 40th of 67
Gonorrhea 16.26 cases 144.7 178.2 Too few cases Too few cases –
Syphilis (P&S) 2.71 case 9.1 15.8 Too few cases Too few cases –

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Pennsylvania’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

Clarion County ranks 39th of 67 Pennsylvania counties for combined STD rate in 2023, at 208.2 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Clarion County, with 70 cases at a rate of 189.3 per 100,000 residents.
STDTest.com lists confidential testing locations across Clarion County and Pennsylvania. 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.