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Join the Altadena Historical Society

The Altadena Historical Society has been preserving history since 1935. Your membership and financial support help us maintain the archives, put on programs and exhibits, and share stories of the past with our community. The Altadena Historical Society is a 501(c)(3) nonprofit organization, so your donations are tax-deductible. In addition, members receive our twice-yearly newsletter by mail plus advance notice about our events and programs.

We have three membership levels:

Regular membership is $35 per year per household.
• Premium membership is $60 per year per household.
• Supporting membership is $125 per year per household.

Join online
Joining (or renewing) online is fast, easy, and secure with your credit card or debit card. Visit the Store page to join online.

Join by mail
If you’d like to send a check by mail, simply download and print the AHS membership form and mail it with your check.

Other Donations
Do you have memorabilia, photographs, letters, or other artifacts you’d like to donate? We would love to add them to our collections. Learn more.