We’re throwing the ultimate birthday bash for the zoo’s very first and oldest resident—Henrietta the three-toed box turtle—and you’re invited!
This year’s theme is Turtle Takeover, as we welcome a wave of new turtles to the zoo and celebrate Henrietta’s long and legendary life. Whether you're a longtime Henrietta fan or just love a good party, this event promises fun for the whole family!
Your ticket includes:
Full-day zoo admission
Access to all birthday-themed games, scavenger hunts & raffles
Entry to a private party zone with treats, crafts, and up-close animal encounters
Guaranteed prizes for every kid entry
Activities & Highlights:
Turtle-themed scavenger hunt
This year’s theme is Turtle Takeover, as we welcome a wave of new turtles to the zoo and celebrate Henrietta’s long and legendary life. Whether you're a longtime Henrietta fan or just love a good party, this event promises fun for the whole family!
Your ticket includes:




Activities & Highlights:
Turtle-themed scavenger hunt
Make-your-own birthday card station for Henrietta
Raffle prizes & games
Turtle Pop-Up Shop with:
Turtle-shaped soap
Henrietta & Friends animal art
Reptile adoption bags



Birthday singalong for Henrietta!
(Schedule of activities coming soon)
Tickets available online in advance or at the zoo entrance on the day of.
No attendance cap. Rain or shine—we party like turtles!
This event is perfect for families with young kids and anyone who loves reptiles, fun, and heartwarming animal moments. Come join the shell-ebration!

Tickets available online in advance or at the zoo entrance on the day of.
No attendance cap. Rain or shine—we party like turtles!
This event is perfect for families with young kids and anyone who loves reptiles, fun, and heartwarming animal moments. Come join the shell-ebration!
Henrietta's Birthday Bash
Date and Time
Saturday Jul 26, 2025
10:00 AM - 6:00 PM PDT
Location
Cougar Mountain Zoo
19525 SE 54th St
Issaquah, WA 98027
Fees/Admission
Tickets:
13+: $28Kids (ages 3–12): $25
Kids 2 and under: FREE