STD Rates in San Luis Obispo County, California
2023 CDC surveillance data for San Luis Obispo County, California — chlamydia, gonorrhea, and syphilis rates with state comparisons.
San Luis Obispo County recorded a combined STD rate of 387.1 per 100,000 residents in 2023, ranking 40th of 58 counties in California. Reported infections included chlamydia at 316.4 per 100,000 (891 cases, 36% below the state rate), gonorrhea at 65.0 per 100,000 (183 cases, 66% below the state rate), syphilis at 5.7 per 100,000 (16 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 San Luis Obispo County.
STD Trends in San Luis Obispo 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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San Luis Obispo County vs California and the US
| Infection | San Luis Obispo County | California | US | vs California | vs US | Rank in California |
|---|---|---|---|---|---|---|
| Chlamydia | 316.4891 cases | 491.1 | 490.7 | 35.6% below | 35.5% below | 34th of 58 |
| Gonorrhea | 65183 cases | 190.2 | 178.2 | 65.8% below | 63.5% below | 43rd of 58 |
| Syphilis (P&S) | 5.716 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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