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Pertussis Surveillance
Florida Health
Disease Control- DiseaseControl@flhealth.gov
- 850-245-4444
-
Florida Health
4052 Bald Cypress Way
Tallahassee, FL 32399
March Key Points
6 months
highest 6 month incidence
The number of pertussis cases reported in March decreased from the previous month, and was above the previous 5-year average.
In March 2025, 81 pertussis cases were reported in 27 counties, outlined in black in the map below. From January 2025 through March 2025 the average county rates varied throughout the state.
In 2025, 339 pertussis cases were reported†. These case counts are trending towards levels reported pre-pandemic in 2019. Mitigation efforts used during the pandemic likely lowered transmission of pertussis.
†CDC MMWR report year
In March 2025, 1 pertussis case was outbreak-associated. In the past 6 months, there was an average of 30 household-associated cases, an average of 6 outbreak-associated cases, and an average of 104 total cases. From October 2023 to March 2024, there was an average of 2 household-associated cases, an average of 1 outbreak-associated case and an average of 12 total cases. For most pertussis cases, exposure to other known cases is not identified and are not able to be linked to outbreaks.
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