Because You Live Here!

Become a Member

Need to renew your membership? Sign in to renew online or call us at 800-258-9182 ext 208 to renew over the phone.

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. *
  • Discounts on Wild Adventure Programs and Junior Zookeeping at Southwick’s Zoo
  • Discounted price for rhino encounters.
  • 10% merchandise discount in the Purple Peacock Gift Shop.
  • 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.

**Memberships do not include the Festival of Illumination/Winter Wonderland


You will need the following information for all individual members, including children, when purchasing a membership:

  • Name
  • Address
  • Birthdate
  • Phone number (can be the same for all members in the group)
  • Email (can be the same for all members in the group)

If you have purchased a membership as a gift and are looking for a decorative certificate for gifting, please click hereHaving a gift certificate is not a receipt and does not constitute proof of purchase.


Individual Adult (age 13-61)  $125
Individual Child (age 3-12) $95
Individual Senior (age 62+) $90
1 Adult & Children
$125 + $95 per child                      
2 Adults
2 Adults & 1 Child $315
2 Adults & 2 Children $400
2 Adults & 3 Children  $475
2 Adults & 4 or more Children
*If more than 4 children, the cost for each additional child is $30. 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:

  • Online by clicking the button below
  • At Southwick’s Zoo at the EARTH Discovery Center or the membership desk at the entrance.
    Memberships may only be purchased/renewed in-person during the zoo’s regular season (mid-April-October)
  • Over the phone by calling the EARTH Ltd. Discovery Center at: 1-800-258-9182 ext 208

**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



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