STD Rates in Marion County, Oregon

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 346,732
Combined
577.7
per 100K
4th / 36
Chlamydia
472.7
per 100K • 1,639 cases
Gonorrhea
79.3
per 100K • 275 cases
Syphilis P&S
25.7
per 100K • 89 cases

Marion County has one of the higher STD burdens in Oregon, with a combined rate of 577.7 per 100,000 residents in 2023 — ranking 4th of 36 counties. Reported infections included chlamydia at 472.7 per 100,000 (1,639 cases, 30% above the state rate), gonorrhea at 79.3 per 100,000 (275 cases, 32% below the state rate), syphilis at 25.7 per 100,000 (89 cases, 34% above the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Marion County.

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Marion County County vs Oregon Average

Infection Marion County County Oregon Rate Difference
Chlamydia 472.7 362.5 30% above
Gonorrhea 79.3 117.2 32% below
Syphilis (P&S) 25.7 19.2 34% above

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Other Counties in Oregon

STD Testing Locations in Marion County, Oregon

FAQs

Marion County ranks 4th of 36 Oregon counties for combined STD rate in 2023, at 577.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Marion County, with 1,639 cases at a rate of 472.7 per 100,000 residents.
STDTest.com lists confidential testing locations across Marion County and Oregon. Many offer same-day appointments with results in 1u20133 days.

Related Resources

STD Testing Window Periods How Soon After Sex to Test STD Symptoms Guide Testing Timeline Chart All Testing Clinics STD Statistics and Data
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