STD Rates in Miami-Dade County, Florida

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

Data Year: 2023 Source: CDC STI Surveillance Population: 2,686,810
Combined
899.2
per 100K
11th / 67
Chlamydia
589.1
per 100K • 15,828 cases
US rate: 490.7
11th of 67 in Florida
Higher than 85% of US counties
Gonorrhea
282.1
per 100K • 7,579 cases
US rate: 178.2
11th of 67 in Florida
Higher than 91% of US counties
Syphilis P&S
28
per 100K • 753 cases
US rate: 15.8
12th of 67 in Florida
Higher than 88% of US counties

Miami-Dade County has one of the higher STD burdens in Florida, with a combined rate of 899.2 per 100,000 residents in 2023 — ranking 11th of 67 counties. Reported infections included chlamydia at 589.1 per 100,000 (15,828 cases, 18% above the state rate), gonorrhea at 282.1 per 100,000 (7,579 cases, 36% above the state rate), syphilis at 28.0 per 100,000 (753 cases, 45% above the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Miami-Dade County has confidential testing locations available.

STD Trends in Miami-Dade 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
589.1
per 100K in 2023
134.2 in 2000
Peak 589.1 in 2023
Gonorrhea
282.1
per 100K in 2023
88.3 in 2000
Peak 282.1 in 2023
Syphilis (P&S)
28.0
per 100K in 2023
5.6 in 2000
Peak 28.0 in 2023

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

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Miami-Dade County vs Florida and the US

Infection Miami-Dade County Florida US vs Florida vs US Rank in Florida
Chlamydia 589.115,828 cases 498.9 490.7 18.1% above 20.1% above 11th of 67
Gonorrhea 282.17,579 cases 206.7 178.2 36.5% above 58.3% above 11th of 67
Syphilis (P&S) 28753 cases 19.3 15.8 45.1% above 77.2% above 12th 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

Miami-Dade County ranks 11th of 67 Florida counties for combined STD rate in 2023, at 899.2 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Miami-Dade County, with 15,828 cases at a rate of 589.1 per 100,000 residents.
STDTest.com lists confidential testing locations across Miami-Dade 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.