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Lyme Disease
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    Surveillance Data

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    Due to the coronavirus disease 2019 (COVID-19) pandemic, 2019 and 2020 data from some jurisdictions may be incomplete.

    Case Counts and Incidence Tables

    • Lyme Disease Cases by State or Locality [XLS – 3 KB]
    • Lyme Disease Cases by Year and Region, United States [XLS – 3 KB]
    • Lyme Disease Incidence Rates by State or Locality [XLS – 4 KB]
    • Lyme Disease Overall Cases by Year, United States [XLS – 416 B]
    • Lyme Disease Overall Rates by Year, United States [XLS – 344 B]
    • Lyme Disease Rates by Year and Region, United States [XLS – 4 KB]

    Demographic Tables

    • Lyme Disease Number of Cases by Race, United States [XLS – 618 B]
    • Lyme Disease Percent of Total Cases by Age Group and Year [XLS – 6 KB]
    • Lyme Disease Rates Among Cases by Age Group and Sex, United States [XLS – 5 KB]

    Seasonality Tables

    • Lyme Disease Cases by Month of Disease Onset, United States [XLS – 1 KB]
    • Lyme Disease Cases by Week of Disease Onset, United States [XLS – 3 KB]

    Note: some formatting errors may appear when opening .csv files in Excel. Import .csv into Excel or open files as .txt to avoid errors.

    Last Reviewed: October 27, 2022
    Source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Division of Vector-Borne Diseases (DVBD)
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