STD Rates in Union County, Florida

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

Data Year: 2023 Source: CDC STI Surveillance Population: 15,531
Combined
721.1
per 100K
17th / 67
Chlamydia
534.4
per 100K • 83 cases
US rate: 490.7
15th of 67 in Florida
Higher than 81% of US counties
Gonorrhea
154.5
per 100K • 24 cases
US rate: 178.2
27th of 67 in Florida
Higher than 77% of US counties
Syphilis P&S
32.2
per 100K • 5 cases
Based on 5 cases — interpret with care
US rate: 15.8

Union County reported a combined STD rate of 721.1 per 100,000 residents in 2023, placing it 17th of 67 Florida counties — in the upper half of the state. Reported infections included chlamydia at 534.4 per 100,000 (83 cases, 7% above the state rate), gonorrhea at 154.5 per 100,000 (24 cases, 25% below the state rate), syphilis at 32.2 per 100,000 (5 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Union County has confidential testing locations available.

STD Trends in Union 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
534.4
per 100K in 2023
253.0 in 2000
Peak 941.1 in 2011
Gonorrhea
154.5
per 100K in 2023
163.7 in 2000
Peak 191.1 in 2007
Syphilis (P&S)
32.2
per 100K in 2023
7.4 in 2000
Peak 52.5 in 2019

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

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Union County vs Florida and the US

Infection Union County Florida US vs Florida vs US Rank in Florida
Chlamydia 534.483 cases 498.9 490.7 7.1% above 8.9% above 15th of 67
Gonorrhea 154.524 cases 206.7 178.2 25.3% below 13.3% below 27th of 67
Syphilis (P&S) 32.25 cases 19.3 15.8 Too few cases Too few cases

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

Union County ranks 17th of 67 Florida counties for combined STD rate in 2023, at 721.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Union County, with 83 cases at a rate of 534.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Union 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.