STD Rates in Mercer County, Ohio

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 42,442
Combined
186.1
per 100K
77th / 88
Chlamydia
172
per 100K • 73 cases
Gonorrhea
14.1
per 100K • 6 cases
Syphilis P&S
0.0
No cases reported

Mercer County is among the lower-burden counties in Ohio, reporting a combined STD rate of 186.1 per 100,000 residents in 2023 — 77th of 88 counties. Reported infections included chlamydia at 172.0 per 100,000 (73 cases, 63% below the state rate), gonorrhea at 14.1 per 100,000 (6 cases, 92% below the state rate). No syphilis cases were reported in Mercer County in 2023. Routine testing is the surest way to catch STDs early, since many produce no symptoms. Mercer County has confidential testing locations available.

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Mercer County County vs Ohio Average

Infection Mercer County County Ohio Rate Difference
Chlamydia 172 461.7 63% below
Gonorrhea 14.1 168 92% below

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Other Counties in Ohio

Adams County → Allen County → Ashland County → Ashtabula County → Athens County → Auglaize County → Belmont County → Brown County → Butler County → Carroll County → Champaign County → Clark County → Clermont County → Clinton County → Columbiana County → Coshocton County → Crawford County → Cuyahoga County → Darke County → Defiance County → Delaware County → Erie County → Fairfield County → Fayette County → Franklin County → Fulton County → Gallia County → Geauga County → Greene County → Guernsey County → Hamilton County → Hancock County → Hardin County → Harrison County → Henry County → Highland County → Hocking County → Holmes County → Huron County → Jackson County → Jefferson County → Knox County → Lake County → Lawrence County → Licking County → Logan County → Lorain County → Lucas County → Madison County → Mahoning County → Marion County → Medina County → Meigs County → Miami County → Monroe County → Montgomery County → Morgan County → Morrow County → Muskingum County → Noble County → Ottawa County → Paulding County → Perry County → Pickaway County → Pike County → Portage County → Preble County → Putnam County → Richland County → Ross County → Sandusky County → Scioto County → Seneca County → Shelby County → Stark County → Summit County → Trumbull County → Tuscarawas County → Union County → Van Wert County → Vinton County → Warren County → Washington County → Wayne County → Williams County → Wood County → Wyandot County →

FAQs

Mercer County ranks 77th of 88 Ohio counties for combined STD rate in 2023, at 186.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Mercer County, with 73 cases at a rate of 172.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Mercer County and Ohio. Many offer same-day appointments with results in 1u20133 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