STD Rates in Lake County, California

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 67,881
Combined
483.3
per 100K
27th / 58
Chlamydia
340.3
per 100K • 231 cases
Gonorrhea
123.8
per 100K • 84 cases
Syphilis P&S
19.2
per 100K • 13 cases

Lake County reported a combined STD rate of 483.3 per 100,000 residents in 2023, placing it 27th of 58 California counties — in the upper half of the state. Reported infections included chlamydia at 340.3 per 100,000 (231 cases, 31% below the state rate), gonorrhea at 123.8 per 100,000 (84 cases, 35% below the state rate), syphilis at 19.2 per 100,000 (13 cases, 18% above the state rate). Confidential STD testing is available throughout Lake County — knowing your status is the only way to catch infections that often show no symptoms.

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Lake County County vs California Average

Infection Lake County County California Rate Difference
Chlamydia 340.3 491.1 31% below
Gonorrhea 123.8 190.2 35% below
Syphilis (P&S) 19.2 16.3 18% above

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Other Counties in California

STD Testing Locations in Lake County, California

FAQs

Lake County ranks 27th of 58 California counties for combined STD rate in 2023, at 483.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Lake County, with 231 cases at a rate of 340.3 per 100,000 residents.
STDTest.com lists confidential testing locations across Lake County and California. Many offer same-day appointments with results in 1u20133 days.

Related Resources

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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