Lyme Disease Surveillance Data

For Everyone

Key points

  • Lyme disease cases are reported to CDC by state health departments and the District of Columbia through the National Notifiable Diseases Surveillance System (NNDSS).
  • Explore information on reported Lyme disease cases by year in the United States, including total number of cases reported, rates, seasonality, and demographic data.
Lyme diseases cases by year 1996 to 2023.

Interactive data

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

Dashboard data files

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

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Content Source
National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)
About This Page
Published: May 15, 2024
Updated: February 11, 2025

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: November 2, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.