Racing for 3.21

racing for 3.21 logo 2022


March 21 is World Down Syndrome Day! Each year, you can run, walk, bike, hike, swim, or anything else for 3.21, 32.1, or 321 miles at any time, any place, and at any pace. We have registrations for everyone and every level! 

Also NEW - participate in Racing For 3.21 with your classroom! Click here to download the Racing For 3.21 classroom toolkit!

Check back for 2025 info soon!


This is a virtual event that challenges participants to run, walk, or take on any other type of movement for 3.21 miles or minutes in celebration of World Down Syndrome Day on March 21st. Participants can also choose to tackle one of our challenge distances of 32.1 or 321 miles!


The world is your course. Racing for 3.21 can be done any place and at any pace.  


Complete your 3.21 miles or minutes any time on March 21, 2024, or complete the challenge distances throughout the month. Once you finish, take a photo, and share your accomplishment on social media! Be sure to post on Facebook, Instagram, TikTok, or X using #WDSD #Racingfor321 #TeamNDSS  


  • Bronze Registration is FREE - includes a PDF bib that can be downloaded and printed  
  • Silver Registration $27 - includes a commemorative Racing for 3.21 race bib and medal   
  • Gold Registration $32 - includes a commemorative Racing for 3.21 race bib, medal, and t-shirt  
  • Pet Registration $20 – includes a pet bandana and dog treat for your furry friends. 
    • Self-advocate made dog treats

      *While supplies last (medals and t-shirts are limited) and shipping available in the U.S. only  


  • Ultra Registration $125 (run, walk, or bike 32.1 Miles) – Includes a commemorative Racing for 32.1 race bib, plus additional gear to be revealed soon!
  • Go the Distance Registration $150 (run, walk or bike 321 Miles) - Includes a commemorative Racing for 321 race bib, plus additional gear to be revealed soon!

*While supplies last (medals, shirts, and additional gear are limited) and shipping available in the U.S. only  


Encourage your family, friends, neighbors, clubs, and co-workers to join you! Anyone can join this virtual event and help raise funds to advocate for and support the Down syndrome community.  


  • Raise awareness and celebrate Down syndrome on World Down Syndrome Day
  • Support NDSS by sharing our mission and raising funds to directly support our programs and initiatives.
  • Promote being healthy and fit. Health is an essential human right; let’s get healthier together!
  • Win cool prizes! Visit NDSS Racing for 3.21 Facebook event page to log miles and win prizes.  
  • Connect with others who support the Down syndrome community.