Because You Live Here!

Become a Member

Why should you join EARTH Limited?

EARTH Limited is a 501(c)(3) nonprofit, and we rely on proceeds from memberships and donations to offer quality environmental education programming to our community and visitors to Southwick’s Zoo. When you become an EARTH Ltd. member, you are helping us continue to provide quality educational opportunities and support for local and global conservation projects. As a thank you for your support, members of EARTH Ltd also receive free general admission to Southwick’s Zoo for the duration of their membership!
Your Membership Supports:

  • Our educational programs including: Wild Adventure Programs, Junior Zookeeping, ZooMobiles, Rhino Encounters, Internships, and the Docent Program.
  • Local and international conservation projects
  • Special events for members and zoo visitors
  • Educational signage and installations within Southwick’s Zoo

Member Benefits:

  • Free general admission to Southwick’s Zoo during the zoo’s regular season for the duration of your membership. *
  • 50% off ride wristbands at Southwick’s Zoo.
    Note: Members may only purchase half price wristbands at the zoo’s entrance when they check in. Discounted wristbands cannot be purchased at ride ticket booths within zoo.
  • Discounts on Wild Adventure Programs and Junior Zookeeping at Southwick’s Zoo
  • Discounted price for rhino encounters.
  • 10% merchandise discount in the Purple Peacock Giftshop.
  • Invitations to members only after-hours events during the zoo season (additional non-member guests can be brought for an added fee)
  • You’ll be helping us improve environmental education!

*Memberships expire one year from the date of purchase, and they must be renewed every 12 months. Each member receives their own card. Membership cards cannot be shared with other individuals.


Individual Adult (age 13-61)  $102
Individual Child (age 3-12) $72
Individual Senior (age 62+) $72
1 Adult & Children
$102 + $72 per child                      
2 Adults
2 Adults & 1 Child $252
2 Adults & 2 Children $322
2 Adults & 3 Children  $382
2 Adults & 4 or more Children
*If more than 4 children, the cost for each additional child is $22. To add 5 or more children, please call 1-800-258-9182 ext 208.


Ready to Purchase your Membership?

Memberships can be purchased or renewed:

  • At Southwick’s Zoo (at the EARTH Discovery Center or the membership desk at the entrance)
  • Over the phone by calling the EARTH Ltd. Discovery Center at: 1-800-258-9182 ext 208
  • Online by clicking the button below

**Memberships expire one year from the date of purchase. Please make sure to get your key tag at the membership desk at Southwick’s Zoo during your first visit**

NOTE: If you purchase a new membership or renew an expired membership, your member code for educational programs, special events, etc. will not be available to use immediately. Please allow up to 48 hours for your member code to be added. If you have any questions, please email

Visit us


Located at Southwick's Zoo

2 Southwick Street, Mendon, MA

Call us


Phone: (800) 258-9182



Monday-Friday: 9:00am – 5:00pm

Located at Southwick’s Zoo

2 Southwick’s Street

Mendon, MA 01756



Contact Us!