Join or Renew Your Membership Today!

Every membership provides critical support for the Smithsonian.

When you become a Friends of the Smithsonian or Castle Circle member, you become part of a distinguished philanthropic group of leaders. Friends of the Smithsonian help make possible the one-of-a-kind exhibitions, world-class programming, groundbreaking research, and unparalleled digital and educational resources that people associate with the Smithsonian.

Help keep the Smithsonian thriving by becoming a member today.

Please select one of the options below:


Field Is Required Please select a membership amount:

Benefits Preference

I would like more of my donation to support the Smithsonian's mission. Select all that apply.



Billing Information

Payment Information

Credit Card Information:

Payment Method:
  • Visa
  • Discover
  • American Express
  • MasterCard
What is this?
]]