STD Rates in Yamhill County, Oregon
2023 CDC surveillance data for Yamhill County, Oregon — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Yamhill County reported a combined STD rate of 349.8 per 100,000 residents in 2023, placing it 16th of 36 Oregon counties — in the upper half of the state. Reported infections included chlamydia at 290.9 per 100,000 (316 cases, 20% below the state rate), gonorrhea at 53.4 per 100,000 (58 cases, 54% below the state rate), syphilis at 5.5 per 100,000 (6 cases, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Yamhill County.
STD Trends in Yamhill County, 2000–2023
Reported cases per 100,000 residents each year, against the Oregon 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.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Yamhill County vs Oregon and the US
| Infection | Yamhill County | Oregon | US | vs Oregon | vs US | Rank in Oregon |
|---|---|---|---|---|---|---|
| Chlamydia | 290.9316 cases | 362.5 | 490.7 | 19.8% below | 40.7% below | 14th of 36 |
| Gonorrhea | 53.458 cases | 117.2 | 178.2 | 54.4% below | 70% below | 16th of 36 |
| Syphilis (P&S) | 5.56 cases | 19.2 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Oregon’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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