The Stevens-Coolidge Place, formerly known as Ashdale Farm, is a garden and historic home located on 91 acres (37 ha) at 139 Andover Street in North Andover, Massachusetts. Helen Stevens Coolidge's family first acquired the farm in 1729, and from 1914 to 1962 it was her summer home with husband John Gardner Coolidge, diplomat, descendant of Thomas Jefferson, and nephew of Isabella Stewart Gardner.