With 257 rooms and 17,000 square feet of functional Del Mar event space and Del Mar Wedding venues, the Hilton San Diego/Del Mar offers something for every kind of traveler. Enjoy the best of both worlds in our 3,000 square foot grand foyer or 6,000 square foot ballroom (700 people). Whether you are planning a grand social soiree, a traditional wedding in Del Mar California, a corporate gathering, or an intimate meeting, the Hilton San Diego/Del Mar has the accommodations and expert service to facilitate a flawless affair.