STD Rates in Marion County, Florida

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

Data Year: 2023 Source: CDC STI Surveillance Population: 409,979
Combined
573.9
per 100K
29th / 67
Chlamydia
388.8
per 100K • 1,594 cases
US rate: 490.7
34th of 67 in Florida
Higher than 67% of US counties
Gonorrhea
176.6
per 100K • 724 cases
US rate: 178.2
20th of 67 in Florida
Higher than 81% of US counties
Syphilis P&S
8.5
per 100K • 35 cases
US rate: 15.8
48th of 67 in Florida
Higher than 56% of US counties

Marion County reported a combined STD rate of 573.9 per 100,000 residents in 2023, placing it 29th of 67 Florida counties — in the upper half of the state. Reported infections included chlamydia at 388.8 per 100,000 (1,594 cases, 22% below the state rate), gonorrhea at 176.6 per 100,000 (724 cases, 15% below the state rate), syphilis at 8.5 per 100,000 (35 cases, 56% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Marion County has confidential testing locations available.

STD Trends in Marion County, 2000–2023

Reported cases per 100,000 residents each year, against the Florida 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
388.8
per 100K in 2023
256.7 in 2000
Peak 481.7 in 2019
Gonorrhea
176.6
per 100K in 2023
174.1 in 2000
Peak 186.6 in 2018
Syphilis (P&S)
8.5
per 100K in 2023
0.0 in 2000
Peak 8.5 in 2023

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

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Marion County vs Florida and the US

Infection Marion County Florida US vs Florida vs US Rank in Florida
Chlamydia 388.81,594 cases 498.9 490.7 22.1% below 20.8% below 34th of 67
Gonorrhea 176.6724 cases 206.7 178.2 14.6% below 0.9% below 20th of 67
Syphilis (P&S) 8.535 cases 19.3 15.8 56% below 46.2% below 48th of 67

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

Marion County ranks 29th of 67 Florida counties for combined STD rate in 2023, at 573.9 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Marion County, with 1,594 cases at a rate of 388.8 per 100,000 residents.
STDTest.com lists confidential testing locations across Marion County and Florida. 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.