Travelers are voting Angel Island and Alcatraz Island as the best islands near South San Francisco. There are 2 islands near Benicia a city just 31 km from South San Francisco and 2 islands near Concord which is 31 km distant. The most popular of these are Angel Island near Benicia and Alcatraz Island around Concord. You can find 9 islands near California and 143 islands in the country of United States. Our members favorite in California is Alcatraz Island and Angel Island is the top pick in United States. Want more? Check out our map of islands near South San Francisco.