STD Rates in Delaware County, Ohio

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 231,660
Combined
261.6
per 100K
56th / 88
Chlamydia
207.2
per 100K • 480 cases
Gonorrhea
45.8
per 100K • 106 cases
Syphilis P&S
8.6
per 100K • 20 cases

Delaware County recorded a combined STD rate of 261.6 per 100,000 residents in 2023, ranking 56th of 88 counties in Ohio. Reported infections included chlamydia at 207.2 per 100,000 (480 cases, 55% below the state rate), gonorrhea at 45.8 per 100,000 (106 cases, 73% below the state rate), syphilis at 8.6 per 100,000 (20 cases, 47% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Delaware County has confidential testing locations available.

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Delaware County vs Ohio Average

Infection Delaware County Ohio Rate Difference
Chlamydia 207.2 461.7 55% below
Gonorrhea 45.8 168 73% below
Syphilis (P&S) 8.6 16.3 47% below

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Largest cities in Delaware County, Ohio

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

STD testing in Delaware, OH44,589 people → STD testing in Powell, OH14,451 people →

Largest Counties in Ohio

Franklin County → Cuyahoga County → Hamilton County → Summit County → Montgomery County → Lucas County → Butler County → Stark County → Lorain County → Warren County →

All 88 Ohio counties → STD testing in Ohio →

FAQs

Delaware County ranks 56th of 88 Ohio counties for combined STD rate in 2023, at 261.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Delaware County, with 480 cases at a rate of 207.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Delaware County and Ohio. 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