STD Rates in Johnston County, Oklahoma

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

Data Year: 2023 Source: CDC STI Surveillance Population: 10,215
Combined
577.6
per 100K
22nd / 77
Chlamydia
372
per 100K • 38 cases
US rate: 490.7
36th of 77 in Oklahoma
Higher than 65% of US counties
Gonorrhea
176.2
per 100K • 18 cases
Based on 18 cases — interpret with care
US rate: 178.2
Syphilis P&S
29.4
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 15.8

Johnston County reported a combined STD rate of 577.6 per 100,000 residents in 2023, placing it 22nd of 77 Oklahoma counties — in the upper half of the state. Reported infections included chlamydia at 372.0 per 100,000 (38 cases, 21% below the state rate), gonorrhea at 176.2 per 100,000 (18 cases, too few for a reliable comparison), syphilis at 29.4 per 100,000 (3 cases, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Johnston County.

STD Trends in Johnston County, 2000–2023

Reported cases per 100,000 residents each year, against the Oklahoma 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
372.0
per 100K in 2023
133.3 in 2000
Peak 537.0 in 2013
Gonorrhea
176.2
per 100K in 2023
38.1 in 2000
Peak 223.3 in 2021
Syphilis (P&S)
29.4
per 100K in 2023
0.0 in 2000
Peak 68.0 in 2021

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

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Johnston County vs Oklahoma and the US

Infection Johnston County Oklahoma US vs Oklahoma vs US Rank in Oklahoma
Chlamydia 37238 cases 471.3 490.7 21.1% below 24.2% below 36th of 77
Gonorrhea 176.218 cases 170.3 178.2 Too few cases Too few cases
Syphilis (P&S) 29.43 cases 27.7 15.8 Too few cases Too few cases

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Oklahoma’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.

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FAQs

Johnston County ranks 22nd of 77 Oklahoma counties for combined STD rate in 2023, at 577.6 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Johnston County, with 38 cases at a rate of 372.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Johnston County and Oklahoma. 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.