ABDNHA New Membership
ABDNHA Renew Membership

When you join the Anza-Borrego Desert Natural History Association (ABDNHA),  you join a community of people who appreciate all that the Anza-Borrego Desert has to offer.  ABDNHA members value education for all age groups, they value the environment,  and they understand the need to spread the word about the Anza-Borrego desert, along with its unique culture and history.

Some of our members live in the desert full time, many visit seasonally or when they can, and some of our members live in distant locations and visit rarely.  In all cases, ABDNHA is their connection with the Anza-Borrego desert, and the desert is a part of their life. 

ABDNHA is a 501c3 independant non-profit educational organization that was created in 1971.  ABDNHA is not affiliated with any other organization.  Donations are tax-deductible.

PDF Mail-in form - download, print, and mail in

We welcome new members at whatever level you can afford.

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  • Basic Membership $35

  • Contributing Member $50

  • Supporting Member $100

  • Program Sponsor $250

  • Education Patron $500

  • Life Membership $1000 & Above


Membership Benefits Include:

  • A subscription to the bimonthly newsletter, The Sand Paper - published 5 times a year, Fall to Summer, with articles of interest to those who enjoy the desert. Includes our calendar of tours and activities.
  • Free Admission to the Annual Desert Lecture Series: – Typically held in November, January, February, March, and April.
  • Discounts on all of ABDNHA's programs, tours and hikes.
  • 15% Discount on purchases at the Borrego Desert Nature Center – Includes books, maps, and desert merchandise.
  • Volunteer Opportunities – Our volunteers are our lifeblood. We always have room for one more helpful volunteer!
  • Special Events for Members Only – Our members-only tours are always winners.

If you prefer to join  or renew by mail or phone:

1. Download and print the membership form.

2. Send the completed form with payment to:

P O BOX 310
Borrego Springs, CA 92004

Or just call us:

**Gift memberships have all benefits of the Basic Membership level.  Gift may not be to an existing ABDNHA member.