STD Rates in Siskiyou County, California
2023 CDC surveillance data for Siskiyou County, California — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Siskiyou County is among the lower-burden counties in California, reporting a combined STD rate of 303.0 per 100,000 residents in 2023 — 45th of 58 counties. Reported infections included chlamydia at 240.1 per 100,000 (103 cases, 51% below the state rate), gonorrhea at 46.6 per 100,000 (20 cases, 75% below the state rate), syphilis at 16.3 per 100,000 (7 cases, too few for a reliable comparison). Confidential STD testing is available throughout Siskiyou County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Siskiyou County, 2000–2023
Reported cases per 100,000 residents each year, against the California 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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Siskiyou County vs California and the US
| Infection | Siskiyou County | California | US | vs California | vs US | Rank in California |
|---|---|---|---|---|---|---|
| Chlamydia | 240.1103 cases | 491.1 | 490.7 | 51.1% below | 51.1% below | 46th of 58 |
| Gonorrhea | 46.620 cases | 190.2 | 178.2 | 75.5% below | 73.8% below | 48th of 58 |
| Syphilis (P&S) | 16.37 cases | 16.3 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among California’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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