Visit CMOO as many times as you like with an annual membership!
Purchase or Renew a Membership
CMOO offers a 10% military discount for active-duty military on any membership package. Please inquire at the admission desk with proof of valid military ID.
Want to share the joy of discovery all year long? Gifting a membership is easy! You can gift a CMOO membership by purchasing a CMOO gift card equal to the cost of your preferred membership! It’s the perfect way to let families enjoy hands-on learning, creativity, and fun on their own schedule. Simply call our Visitor Center at 315-216-6387 or click the link below to get your gift card today!
** After your purchase, you’ll receive a QR code. You can forward it to a loved one or keep it for yourself. Bring the code to our admission desk, and we’ll scan it to activate or renew your membership on the spot.
CMOO Membership ($160)
Includes 2 named adults and all of the children in one household. The adults do not have to be living in the same household.
CMOO Membership + Guest ($205)
Includes 2 named adults, all of the children in one household, and 1 transferable guest pass that allows a different visitor to join each time you visit. The adults do not have to be living in the same household. This is a great option if you're likely to bring your child's friend or have family who visit frequently.

Membership Benefits:
As a valued member, you have access to many exciting benefits designed to enhance your visits:
- Unlimited Free Admission: Enjoy unlimited access to the museum for an entire year, with plenty of opportunities to explore and play for two adults (They do not need to be living in the same household), and all the children living in the same household.
- Discounts: Receive $25 off (1) birthday party per year, and 10% off our gift shop as well as special pricing on classes and camps.
- Early Access and Priority Registration: Receive early bird registration news through our members only e-newsletter, giving you the opportunity to register for popular events and new programs.
- Personalized Membership Cards: Quick and easy check-in every time you visit with your personalized membership cards.
- Reciprocal Admission: Benefit from free or discounted entry at over 200 participating museums and science centers nationwide through the Association of Children's Museums (ACM) network.
- Members-Only Hours: Experience the museum during exclusive members-only times with fewer crowds for a more relaxed visit.
- Support for Our Community: Your membership helps fund essential programs, mobile museum outreach, and community initiatives that benefit families throughout Oswego and surrounding areas.
We can't wait to see you at the museum and hope you enjoy all the wonderful experiences CMOO has to offer. Should you have any questions, please feel free to contact us at explore@cmoo.org or call 315.216.6387.

