STD Rates in Portage County, Wisconsin

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 71,011
Combined
290.1
per 100K
21st / 72
Chlamydia
256.3
per 100K • 182 cases
Gonorrhea
32.4
per 100K • 23 cases
Syphilis P&S
1.4
per 100K • 1 cases

Portage County reported a combined STD rate of 290.1 per 100,000 residents in 2023, placing it 21st of 72 Wisconsin counties — in the upper half of the state. Reported infections included chlamydia at 256.3 per 100,000 (182 cases, 39% below the state rate), gonorrhea at 32.4 per 100,000 (23 cases, 73% below the state rate), syphilis at 1.4 per 100,000 (1 case, 85% below the state rate). Confidential STD testing is available throughout Portage County — knowing your status is the only way to catch infections that often show no symptoms.

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Portage County vs Wisconsin Average

Infection Portage County Wisconsin Rate Difference
Chlamydia 256.3 422.8 39% below
Gonorrhea 32.4 118.5 73% below
Syphilis (P&S) 1.4 9.1 85% below

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Largest cities in Portage County, Wisconsin

Largest first, by Census population. Each city page lists nearby clinics, free and low-cost testing, and labs.

STD testing in Stevens Point, WI25,785 people → STD testing in Plover, WI13,884 people →

Largest Counties in Wisconsin

Milwaukee County → Dane County → Waukesha County → Brown County → Racine County → Outagamie County → Winnebago County → Kenosha County → Rock County → Marathon County →

All 72 Wisconsin counties → STD testing in Wisconsin →

FAQs

Portage County ranks 21st of 72 Wisconsin counties for combined STD rate in 2023, at 290.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Portage County, with 182 cases at a rate of 256.3 per 100,000 residents.
STDTest.com lists confidential testing locations across Portage County and Wisconsin. Many offer same-day appointments with results in 1–3 days.

Related Resources

STD Testing Window Periods How Soon After Sex to Test STD Symptoms Guide Testing Timeline Chart All Testing Clinics STD Statistics and Data
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