STD Rates in Missoula County, Montana

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 121,846
Combined
358.6
per 100K
15th / 51
Chlamydia
301.2
per 100K • 367 cases
Gonorrhea
52.5
per 100K • 64 cases
Syphilis P&S
4.9
per 100K • 6 cases

Missoula County reported a combined STD rate of 358.6 per 100,000 residents in 2023, placing it 15th of 51 Montana counties — in the upper half of the state. Reported infections included chlamydia at 301.2 per 100,000 (367 cases, 7% below the state rate), gonorrhea at 52.5 per 100,000 (64 cases, 22% below the state rate), syphilis at 4.9 per 100,000 (6 cases, 82% below the state rate). Confidential STD testing is available throughout Missoula County — knowing your status is the only way to catch infections that often show no symptoms.

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Missoula County County vs Montana Average

Infection Missoula County County Montana Rate Difference
Chlamydia 301.2 322.6 7% below
Gonorrhea 52.5 67.7 22% below
Syphilis (P&S) 4.9 27.5 82% below

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FAQs

Missoula County ranks 15th of 51 Montana counties for combined STD rate in 2023, at 358.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Missoula County, with 367 cases at a rate of 301.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Missoula County and Montana. 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.
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