The house at 111 Pleasant Street in Northampton was built around 1800. In 1836 it was purchased by Sylvester Graham, who lived there until his death in 1851. Sylvester Graham was a dietary reformer and temperance advocate who emphasized vegetarianism and baking a type of bread made with unbolted wheat flour, known as Graham Flour. The Graham Cracker is also named for him. The house‘s original gable roof was later replaced with a mansard roof.