According to U.S. News & World Report analyzing 150 metro areas in the United States to find the best places to live — based on quality of life, job market in each metro area, the value of living there and people’s desire to live there — San Diego is the “most fun” place to live in the U.S. The Southern California beach city is ranked #1 for its sunny weather, amazing beaches, beautiful and entertaining tourist attractions, and terrific restaurants, among other things.