Del Mar Opening Day 2025. The del mar thoroughbred club 2023 summer racing season will run friday, july 21st through sunday, september 10th. Del mar, which is already set to host the 2024 breeders’ cup, also will host the 2025 breeders’ cup, it was announced via press release wednesday afternoon.

Del mar’s 85th summer meet begins saturday with a sold out opening day, marking the first time since the 1950s that the racing season will begin on a weekend rather. At the del mar fairgrounds we connect our community through shared interests, diverse experiences, and service to one another.