Skip directly to site content Skip directly to search
Español | Other Languages
Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People
Ticks
    CDC Home

    Tick Surveillance

    Updated November 8, 2022

    Minus
    Related Pages
    American dog tick
    American dog tick (Dermacentor variabilis) surveillance
    Blacklegged tick on a blade of grass
    Blacklegged tick (Ixodes scapularis) surveillance
    Lone star tick
    Lone star tick (Amblyomma americanum) surveillance
    Western blacklegged tick on a blade of grass
    Western blacklegged tick (Ixodes pacificus) surveillance
    Borrelia burgdorferi spirochetes
    Tickborne pathogen surveillance
    Map of U.S. showing counties with lyme disease spirochetes. Most cases are located in the northeastern US.
    Tick surveillance data sets
    Last Reviewed: November 8, 2022
    Source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Division of Vector-Borne Diseases (DVBD)
    • Facebook
    • Twitter
    • LinkedIn
    • Syndicate
    homeTicks Home
    • Avoiding ticksplus icon
      • On people
      • On pets
      • In the yard
    • Removing a tickplus icon
      • Tick Bite Bot
    • Symptoms of tickborne illness
    • Regions where ticks live
    • How ticks spread disease
    • Diseases transmitted by ticks
    • Tick bite data trackerplus icon
      • Tick bites by region
      • Tick bites by week/month
      • Tick bites by age/sex
      • Tick bite data tracker explained
    • Tickborne disease continuing education
    • Tickborne Diseases of the United States—reference guide
    • Tick surveillanceplus icon
      • Blacklegged tick
      • Western blacklegged tick
      • American dog tick
      • Lone star tick
      • Tickborne pathogens
      • Data sets
    • Reported tickborne disease casesplus icon
      • Geographic Distribution
    • Asian longhorned ticks
    • Alpha-gal syndromeplus icon
      • Products that may contain alpha-gal
      • For Public Health Officials
      • Publications and Resourcesplus icon
        • Alpha-gal Syndrome Factsheet
        • Alpha-gal Syndrome For Healthcare Providers Factsheet
    • Communications resourcesplus icon
      • Ticks Image Gallery
    • Tickborne disease videosplus icon
      • Tickborne disease webinars
    • About CDC
    • Contact Us
    • 800-232-4636
    Facebook Twitter Instagram LinkedIn Youtube Pinterest Snapchat
    CONTACT CDC
    Contact Us
    Call 800-232-4636
    Email Us
    ABOUT CDC
    • About CDC
    • Jobs
    • Funding
    POLICIES
    • Accessibility
    • External Links
    • Privacy
    • Policies
    • No Fear Act
    • FOIA
    • OIG
    • Nondiscrimination
    • Vulnerability Disclosure Policy
    CONNECT WITH US
    • Facebook
    • Twitter
    • Instagram
    • LinkedIn
    • Youtube
    • Pinterest
    • Snapchat
    • Email
    LANGUAGES
    • Español
    • 繁體中文
    • Tiếng Việt
    • 한국어
    • Tagalog
    • Русский
    • العربية
    • Kreyòl Ayisyen
    • Français
    • Polski
    • Português
    • Italiano
    • Deutsch
    • 日本語
    • فارسی
    • English
    • U.S. Department of Health & Human Services
    • Accessibility
    • External Links
    • Privacy
    • Policies
    • No Fear Act
    • FOIA
    • Nondiscrimination
    • OIG
    • Vulnerability Disclosure Policy
    • USA.gov
    SAS stats

    Exit Notification / Disclaimer Policy

    Links with this icon indicate that you are leaving the CDC website.
    • The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website.
    • Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website.
    • You will be subject to the destination website's privacy policy when you follow the link.
    • CDC is not responsible for Section 508 compliance (accessibility) on other federal or private website.
    For more information on CDC's web notification policies, see Website Disclaimers.
    CDC.gov Privacy Settings

    We take your privacy seriously. You can review and change the way we collect information below.

    These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

    Cookies used to make website functionality more relevant to you. These cookies perform functions like remembering presentation options or choices and, in some cases, delivery of web content that based on self-identified area of interests.

    Cookies used to track the effectiveness of CDC public health campaigns through clickthrough data.

    Cookies used to enable you to share pages and content that you find interesting on CDC.gov through third party social networking and other websites. These cookies may also be used for advertising purposes by these third parties.

    Remove all
    Confirmed!

    Thank you for taking the time to confirm your preferences. If you need to go back and make any changes, you can always do so by going to our Privacy Policy page.

    Close