STD Rates in Mariposa County, California

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 16,913
Combined
177.3
per 100K
53rd / 58
Chlamydia
141.9
per 100K • 24 cases
Gonorrhea
23.6
per 100K • 4 cases
Syphilis P&S
11.8
per 100K • 2 cases

Mariposa County is among the lower-burden counties in California, reporting a combined STD rate of 177.3 per 100,000 residents in 2023 — 53rd of 58 counties. Reported infections included chlamydia at 141.9 per 100,000 (24 cases, 71% below the state rate), gonorrhea at 23.6 per 100,000 (4 cases, 88% below the state rate), syphilis at 11.8 per 100,000 (2 cases, 28% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Mariposa County has confidential testing locations available.

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Mariposa County County vs California Average

Infection Mariposa County County California Rate Difference
Chlamydia 141.9 491.1 71% below
Gonorrhea 23.6 190.2 88% below
Syphilis (P&S) 11.8 16.3 28% below

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FAQs

Mariposa County ranks 53rd of 58 California counties for combined STD rate in 2023, at 177.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Mariposa County, with 24 cases at a rate of 141.9 per 100,000 residents.
STDTest.com lists confidential testing locations across Mariposa 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