Mr Clinton spent his first years in the house, which was designated a National Historic Site in 2011. Hope Police Department chief JR Wilson said a motorist spotted flames early on Friday, according to the Associated Press news agency.
Mr Wilson said firefighters saw flames 8ft (2.4m) high on one side of the property when they arrived. Bill Clinton was America`s 42nd president, serving from 1993 to 2001.
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