National Down Syndrome Society Down Syndrome Advocacy Conference logo. May 11-13, 2026. Image of a girl with Down syndrome and her mom in front of the U.S. Capitol Building

Early Bird Pricing & Scholarships Available!

Join NDSS in DC!
Groups of advocates pose in front of the US Capitol Building

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

Small NDSS and LuMind IDSC logos merge into a larger NDSS logo. Image of a boy with Down syndrome and his loved one smiling. Together, we're creating a world where individuals with Down syndrome thrive.

LuMind IDSC merges into NDSS

The National Down Syndrome Society and LuMind IDSC are joining forces to advance the rights, health, and well-being of individuals with Down syndrome.

Learn more
40th NDSS Gala & Auction. A Night to Thrive. Presented by Anton Rx. With a special acoustic performance by Daughtry. Image of bouquet of colorful flowers. NDSS logo

NDSS Gala & Auction Presented by Anton Rx

Celebrate with NDSS at A Night to Thrive. This elegant evening will inspire a future where every individual with Down syndrome can thrive, while raising critical funds to support the Down syndrome community.

Join us on Thursday, March 12, 2026, at Cipriani South Street in New York City!

Get Tickets

National Down Syndrome Society
1155 15th Street NW
Suite 540
Washington, DC 20005

Telephone: 800-221-4602
(Mon-Fri, 9AM ET- 5PM ET)

Contact us
 

Toll-free NDSS Helpline:
800-221-4602