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Pertussis (Whooping Cough)

Florida Health

Disease Control

February Key Points

18 Cases
69 cases in the past
6 months
no new outbreaks
<1 year olds had
highest 6 month incidence


The number of pertussis cases reported in February increased from the previous month, and was consistent with the previous 5-year average.

A graph showing a summary of pertussis cases reported by month in 2024 as compared to the previous 5-year average. In February 2024, 13 cases of pertussis were reported, which is below the previous 5-year average. 2

In February 2024, 18 Pertussis cases were reported in 10 counties, outlined in black in the map below. From December 2023 through February 2024 the average county rates were lowest in northeast Florida.

A map showing the previous 3-month average pertussis rates per 100,000 population. Counties with one or more cases reported in February are Brevard Broward Collier Miami-Dade Hillsborough Manatee Okaloosa Osceola Pinellas Polk Counties with a rate of 0.03-0.05 per 100,000 population are: Broward Pinellas Counties with a rate of 0.06-0.17 per 100,000 population are: Miami-Dade Polk Escambia Brevard Osceola Manatee Counties with a rate of 0.18-0.45 per 100,000 population are: Hillsborough Collier Okaloosa

In 2024, 31 pertussis cases were reported. There was a 77% increase in the number of pertussis cases reported between September 2023 — February 2024 (n=69) compared to September 2022 — February 2023 (n=39 cases).

A graph showing a summary of the total number of pertussis cases reported by year with an emphasis on 2019. In total for each year there have been: 391 in 2019; 216 in 2020; 55 in 2021, 60 in 2022, 86 in 2024, and 13 in 2024.

In February 2024, two pertussis cases were household-associated. No pertussis cases were outbreak-associated. In the past 6 months, there was an average of 2 household-associated cases, an average of 0 outbreak-associated cases and an average of 12 total cases. From September 2022 to February 2023, there was an average of 1 household-associated case, an average of 0 outbreak-associated cases and an average of 6 total cases. For most pertussis cases, exposure to other known cases is not identified and are not able to be linked to outbreaks.

A graph showing a bar graph of the average number of total cases compared to the average number of household-associated cases and the average number of outbreak-associated cases for September 2023 - February 2024 and September 2023 - February 2024. There was an average of 1 household-associated cases between September 2023 - February 2024 and an average of 2 household-associated cases between September 2023 and February 2024.

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