STD Rates in Washington County, Oregon

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 598,794
Combined
448.4
per 100K
8th / 36
Chlamydia
348.2
per 100K • 2,085 cases
Gonorrhea
90.5
per 100K • 542 cases
Syphilis P&S
9.7
per 100K • 58 cases

Washington County has one of the higher STD burdens in Oregon, with a combined rate of 448.4 per 100,000 residents in 2023 — ranking 8th of 36 counties. Reported infections included chlamydia at 348.2 per 100,000 (2,085 cases, 4% below the state rate), gonorrhea at 90.5 per 100,000 (542 cases, 23% below the state rate), syphilis at 9.7 per 100,000 (58 cases, 49% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Washington County has confidential testing locations available.

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Washington County County vs Oregon Average

Infection Washington County County Oregon Rate Difference
Chlamydia 348.2 362.5 4% below
Gonorrhea 90.5 117.2 23% below
Syphilis (P&S) 9.7 19.2 49% below

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Other Counties in Oregon

STD Testing Locations in Washington County, Oregon

FAQs

Washington County ranks 8th of 36 Oregon counties for combined STD rate in 2023, at 448.4 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Washington County, with 2,085 cases at a rate of 348.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Washington 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