Castle Rock Ducky Derby

The 30th Annual Ducky Derby
June 28, 2026 | Festival Park, Castle Rock, CO

Get ready to make a splash—our 30th Annual Ducky Derby is floating your way!
Festival Park will come alive with the sights and sounds of one of Castle Rock’s most beloved traditions. Join thousands of families, friends, and neighbors as 10,000 bright yellow duckies race down Plum Creek in a flurry of fun, laughter, and community pride.

From the early-morning Farmers Market to the afternoon duck race, the day is packed with local vendors, delicious food trucks, live entertainment, and kid-friendly activities that make it a highlight of the summer.

Whether you’re cheering on your lucky duck, volunteering with the Rotary, or simply soaking up the festival vibes, the Ducky Derby promises a full day of smiles and memories.

Want to get involved? Sponsorship opportunities are now open! Partner with the Castle Rock Rotary Club to support this cherished event and help fund vital community programs that make Castle Rock such a special place to call home.

Race for a Cause | Floating Towards Change
Stay tuned for duck adoption details, entertainment schedules, and more at rotarycastlerock.org.