San Diego County has some pretty pricey real estate. Our great climate and beautiful coastline make this an incredible place to live. What are San Diego’s most expensive homes? Here are the top eight currently up for sale. What makes these eight homes such high-ticket items? How about ocean front locations, hundreds of acres, garages that hold 30 cars, and enough square footage for all of the horses in the Breeder’s Cup plus their riders and grooms.