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Made entirely of steel, more than 2,500 of these prefabricated ranch houses were built starting in 1949 during the post–World War II housing boom, when the demand for housing by returning GIs outstripped supply. While hundreds have been destroyed by natural disasters since they were last constructed in the 1950s, their biggest threat today are bulldozers.
Characteristics: All-metal façades with unusual colors: pink, surf blue, maize yellow, dove gray, and desert tan
Common Updates: Second-floor additions

