STD Rates in Williams County, Ohio

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

Data Year: 2023 Source: CDC STI Surveillance Population: 36,589
Combined
360.8
per 100K
27th / 88
Chlamydia
297.9
per 100K • 109 cases
US rate: 490.7
25th of 88 in Ohio
Higher than 52% of US counties
Gonorrhea
54.7
per 100K • 20 cases
US rate: 178.2
33rd of 88 in Ohio
Higher than 44% of US counties
Syphilis P&S
8.2
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 15.8

Williams County reported a combined STD rate of 360.8 per 100,000 residents in 2023, placing it 27th of 88 Ohio counties — in the upper half of the state. Reported infections included chlamydia at 297.9 per 100,000 (109 cases, 35% below the state rate), gonorrhea at 54.7 per 100,000 (20 cases, 67% below the state rate), syphilis at 8.2 per 100,000 (3 cases, too few for a reliable comparison). Confidential STD testing is available throughout Williams County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Williams County, 2000–2023

Reported cases per 100,000 residents each year, against the Ohio rate (dashed). In a county this size a handful of cases moves the rate a long way, so read the shape rather than any single year.

Chlamydia
297.9
per 100K in 2023
56.1 in 2000
Peak 419.2 in 2018
Gonorrhea
54.7
per 100K in 2023
5.1 in 2000
Peak 76.3 in 2019
Syphilis (P&S)
8.2
per 100K in 2023
0.0 in 2000
Peak 8.2 in 2023

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

Know your status — get tested today

Same-day testing at 4,500+ locations. No appointment needed. Results in 1–3 days.

Williams County vs Ohio and the US

Infection Williams County Ohio US vs Ohio vs US Rank in Ohio
Chlamydia 297.9109 cases 461.7 490.7 35.5% below 39.3% below 25th of 88
Gonorrhea 54.720 cases 168 178.2 67.4% below 69.3% below 33rd of 88
Syphilis (P&S) 8.23 cases 16.3 15.8 Too few cases Too few cases –

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Ohio’s counties. The US rate is all 50 states combined. Comparisons are left out where fewer than 20 cases were reported, because a rate built on so few cases can swing widely from one year to the next.

Find a clinic near you

4,500+ testing locations nationwide. 100% confidential. Most insurance accepted.

FAQs

Williams County ranks 27th of 88 Ohio counties for combined STD rate in 2023, at 360.8 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Williams County, with 109 cases at a rate of 297.9 per 100,000 residents.
STDTest.com lists confidential testing locations across Williams County and Ohio. Many offer same-day appointments with results in 1–3 days.
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.