Derby Day Program 2025 Registration. Mark your scouting calendar now, announce the event at. Experience the beauty of the la arboretum’s stunning scenery as you run like a thoroughbred in the derby day 5k on april 5, 2025, in arcadia.
It’s a run for the roses, derby themed weekend tournament! Ticketing days include opening night, 502’sday, champions day, and thurby.