Data Year: 2023Source: CDC STI SurveillancePopulation: 111,075
Combined
372.7
per 100K
27th / 99
Chlamydia
305.2
per 100K • 339 cases
Gonorrhea
63
per 100K • 70 cases
Syphilis P&S
4.5
per 100K • 5 cases
Dallas County reported a combined STD rate of 372.7 per 100,000 residents in 2023, placing it 27th of 99 Iowa counties — in the upper half of the state. Reported infections included chlamydia at 305.2 per 100,000 (339 cases, 28% below the state rate), gonorrhea at 63.0 per 100,000 (70 cases, 46% below the state rate), syphilis at 4.5 per 100,000 (5 cases, 56% below the state rate). Confidential STD testing is available throughout Dallas County — knowing your status is the only way to catch infections that often show no symptoms.
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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.