STD Rates in Sioux County, North Dakota

2023 CDC surveillance data for Sioux County, North Dakota — chlamydia, gonorrhea, and syphilis rates with state comparisons.

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Data Year: 2023 Source: CDC STI Surveillance Population: 3,643
Combined
3705.6
per 100K
1st / 51
Chlamydia
1894
per 100K • 69 cases
Gonorrhea
1290.1
per 100K • 47 cases
Syphilis P&S
521.5
per 100K • 19 cases

Sioux County has one of the higher STD burdens in North Dakota, with a combined rate of 3,705.6 per 100,000 residents in 2023 — ranking 1st of 51 counties. Reported infections included chlamydia at 1894.0 per 100,000 (69 cases, 334% above the state rate), gonorrhea at 1290.1 per 100,000 (47 cases, 776% above the state rate), syphilis at 521.5 per 100,000 (19 cases, 4106% above the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Sioux County.

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Sioux County vs North Dakota Average

Infection Sioux County North Dakota Rate Difference
Chlamydia 1894 436.4 334% above
Gonorrhea 1290.1 147.2 776% above
Syphilis (P&S) 521.5 12.4 4106% above

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STD testing in Sioux County, North Dakota

Clinics, free and low-cost testing, and labs near Fort Yates.

STD testing in Fort Yates, ND107 people →

Largest Counties in North Dakota

Cass County → Burleigh County → Grand Forks County → Ward County → Williams County → Morton County → Stark County → Stutsman County → Richland County → Mckenzie County →

All 51 North Dakota counties → STD testing in North Dakota →

FAQs

Sioux County ranks 1st of 51 North Dakota counties for combined STD rate in 2023, at 3,705.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Sioux County, with 69 cases at a rate of 1894.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Sioux County and North Dakota. Many offer same-day appointments with results in 1–3 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