We will remain San Diego's ONLY non-smoking. Located in the eastern. Voted Best Casino in San Diego 13 Years. Top 10 Best Casino 18+ Near San Diego, California · Barona Resort & Casino · Jamul Casino · Seven Mile Casino · Sycuan Casino Resort · Viejas Casino & Resort. About 20 years ago, California voters approved casino-style gaming on California Indian tribal land. Seven Mile Casino · Jamul Casino · Barona Resort & Casino · Sycuan Casino Resort · Pechanga Arena San Diego · Viejas Casino & Resort · Pala Casino Spa & Resort. Visit Southern California's ultimate gaming, dining, golf & resort destination with tier matching for club members. All guests 21 and over are invited to Valley View Hotel & Casino, including + slots, table games, outstanding restaurants, and guest services. . Feel at home as you walk through the doors of Sycuan Casino, San Diego's top choice for fun and excitement in a casual environment. At this time, we are only allowing those who are 18 years of age or older onto property, including the hotel. Viejas Casino & Resort is the best casino in San Diego with the best players club, myViejas, exciting casino gaming, award-winning dining, and luxurious. Barona is one. There aren't many casinos that allow 18 year-olds. With 18 Native American tribes, San Diego county has. Everything else is 21+. Morongo (out past San Bernardino) is another. Casinos in San Diego's East County · Sycuan Casino · Viejas Casino · Barona Valley Ranch Casino · Jamul Casino -San Diego · Golden Acorn Casino · San Diego North.