New York City Buddy Walk logo. National Down Syndrome Society. Educate. Advocate. Celebrate. Image of a man with Down syndrome wearing a Buddy Walk t-shirt and a medal. September 12, 2026.

NDSS NYC Buddy Walk®

Sep 12, 2026
Register Today!
Groups of advocates pose in front of the US Capitol Building

NDSS' mission is to create a world where individuals with Down syndrome thrive.

Honolulu Marathon logo with a graphic of a woman wearing a lei with an orange flower on her head.

Join Team NDSS in Hawai‘i!

NDSS has been chosen as an official charity partner of the Honolulu Marathon for the first time! This race welcomes over 35,000 runners from around the world for a race that includes scenery and the Aloha spirit like nowhere else. Whether you’re a first-timer or returning for another go, you’ll be part of one of the world’s most memorable marathon weekends.

Apply
Women wearing red and blue NDSS tanks run through the streets of Paris during a marathon, smiling as they pass Parisian buildings with red awnings. Logos for HOKA Semi de Paris, National Down Syndrome Society, and Schneider Electric Marathon de Paris appear on the left.

Join Team NDSS in Paris

Join Team NDSS in Paris! Run to help create a world where individuals with Down syndrome thrive. Apply to join the half or full marathon: