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Del Mar Race Tracks will host Del Mar Thoroughbred Racing (Opening Day) on Friday 18th July 2025, 2:00PM in Del Mar, California. Select your Del Mar Thoroughbred Racing (Opening Day) tickets above using our secure ticket checkout. Your Del Mar Race Tracks tickets will arrive before the Del Mar Thoroughbred Racing (Opening Day) event on Friday 18th July 2025, 2:00PM.