STD Rates in Allen County, Indiana

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 394,572
Combined
814
per 100K
4th / 92
Chlamydia
608
per 100K • 2,399 cases
Gonorrhea
197.4
per 100K • 779 cases
Syphilis P&S
8.6
per 100K • 34 cases

Allen County has one of the higher STD burdens in Indiana, with a combined rate of 814.0 per 100,000 residents in 2023 — ranking 4th of 92 counties. Reported infections included chlamydia at 608.0 per 100,000 (2,399 cases, 24% above the state rate), gonorrhea at 197.4 per 100,000 (779 cases, 37% above the state rate), syphilis at 8.6 per 100,000 (34 cases, 1% below the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Allen County.

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Allen County vs Indiana Average

Infection Allen County Indiana Rate Difference
Chlamydia 608 491 24% above
Gonorrhea 197.4 144 37% above
Syphilis (P&S) 8.6 8.7 1% below

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Largest cities in Allen County, Indiana

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

STD testing in Fort Wayne, IN268,589 people → STD testing in New Haven, IN15,698 people → STD testing in Huntertown, IN11,379 people →

Largest Counties in Indiana

Marion County → Lake County → Hamilton County → St. Joseph County → Elkhart County → Tippecanoe County → Hendricks County → Vanderburgh County → Porter County → Johnson County →

All 92 Indiana counties → STD testing in Indiana →

FAQs

Allen County ranks 4th of 92 Indiana counties for combined STD rate in 2023, at 814.0 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Allen County, with 2,399 cases at a rate of 608.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Allen County and Indiana. 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