STD Rates in Island County, Washington
2023 CDC surveillance data for Island County, Washington — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Island County recorded a combined STD rate of 220.2 per 100,000 residents in 2023, ranking 29th of 39 counties in Washington. Reported infections included chlamydia at 178.5 per 100,000 (154 cases, 50% below the state rate), gonorrhea at 33.6 per 100,000 (29 cases, 74% below the state rate), syphilis at 8.1 per 100,000 (7 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Island County has confidential testing locations available.
STD Trends in Island County, 2000–2023
Reported cases per 100,000 residents each year, against the Washington 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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Island County vs Washington and the US
| Infection | Island County | Washington | US | vs Washington | vs US | Rank in Washington |
|---|---|---|---|---|---|---|
| Chlamydia | 178.5154 cases | 354.4 | 490.7 | 49.6% below | 63.6% below | 31st of 39 |
| Gonorrhea | 33.629 cases | 129.6 | 178.2 | 74.1% below | 81.1% below | 32nd of 39 |
| Syphilis (P&S) | 8.17 cases | 21.3 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Washington’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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