 Forbes.com ranked its 92067 as the second most expensive ZIP code real estate market in the United States for 2005

In poor health, in 1989 Klein retired from racing, selling off his 146 horses just a few months before he died.In 1995, his stables at Rancho Santa Fe, California were sold to Sidney and Jenny Craig of weight loss fame.Klein was a benefactor to a number of charities and was a major donor to the Scripps Research Institute.