STD Rates in Musselshell County, Montana

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

Data Year: 2023 Source: CDC STI Surveillance Population: 5,308
Combined
226
per 100K
27th / 51
Chlamydia
188.4
per 100K • 10 cases
Based on 10 cases — interpret with care
US rate: 490.7
Gonorrhea
18.8
per 100K • 1 cases
Based on 1 case — interpret with care
US rate: 178.2
Syphilis P&S
18.8
per 100K • 1 cases
Based on 1 case — interpret with care
US rate: 15.8

Musselshell County recorded a combined STD rate of 226.0 per 100,000 residents in 2023, ranking 27th of 51 counties in Montana. Reported infections included chlamydia at 188.4 per 100,000 (10 cases, too few for a reliable comparison), gonorrhea at 18.8 per 100,000 (1 case, too few for a reliable comparison), syphilis at 18.8 per 100,000 (1 case, too few for a reliable comparison). Confidential STD testing is available throughout Musselshell County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Musselshell County, 2000–2023

Reported cases per 100,000 residents each year, against the Montana 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.

Chlamydia
188.4
per 100K in 2023
0.0 in 2000
Peak 210.7 in 2011
Gonorrhea
18.8
per 100K in 2023
0.0 in 2000
Peak 129.5 in 2019
Syphilis (P&S)
18.8
per 100K in 2023
0.0 in 2000
Peak 21.6 in 2017

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

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Musselshell County vs Montana and the US

Infection Musselshell County Montana US vs Montana vs US Rank in Montana
Chlamydia 188.410 cases 322.6 490.7 Too few cases Too few cases –
Gonorrhea 18.81 case 67.7 178.2 Too few cases Too few cases –
Syphilis (P&S) 18.81 case 27.5 15.8 Too few cases Too few cases –

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Montana’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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FAQs

Musselshell County ranks 27th of 51 Montana counties for combined STD rate in 2023, at 226.0 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Musselshell County, with 10 cases at a rate of 188.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Musselshell County and Montana. Many offer same-day appointments with results in 1–3 days.
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.