Join and renew

The Morton Arboretum is the champion of trees, blending science and splendor to demonstrate the power of nature. One way you can support and share this important work is to become a member. Your membership support funds important programs that impact our world today and for generations to come. And it gives you special access to our 1,700-acre living laboratory.

A haven of ever-changing natural beauty, The Morton Arboretum is a remarkable place to recharge, to connect, to escape, to have fun. It's a place where each day is different, and each season offers a feast for all your senses.

As a recognized leader in tree science, conservation, and education, The Morton Arboretum is making a difference in your local community and across the globe. As a member, you can be a part of that effort!


Illumination: Tree Lights at The Morton Arboretum

From November 20, 2015 through January 2, 2016, The Morton Arboretum glows with dazzling projections and lights. Trees respond to your touch and voice, or shine to music from the Chicago Symphony Orchestra. Yes,  Illumination is returning for a third  year, and many dates will sell out. Members always save on tickets to Illumination, but beginning Thursday, October 1, members may purchase early-bird tickets with an additional discount. This offer ends midnight CST on Friday, October 31, so make your plans now! LEARN MORE


Join Today!  

Memberships are available at a variety of levels, with a one- or two-year option, for every household. Your membership helps support important tree research, education, care and conservation programs. Learn more  

Renewals Continue Your Support

The Morton Arboretum is open 365 days a year with free admission and free parking for members. Your memberhip makes it possible for you and your family to enjoy a wide variety of seasonal and special events, exhibits, programs, and outdoor activies. Renew today  

Membership FAQs 

Learn how to access your membership account online, sign up for monthly giving, how a two-year membership can help you save, or how the Reciprocal Admissions Program can give you access to more than 270 other gardens and arboreta across North America. Learn more