The Walter K. Foster House is a historic house at 57 Central Street in Stoneham, Massachusetts. Built c. 1870, it is one of three surviving Italianate side hall entry houses in Stoneham. Notable features include paneled pilasters on the corners and ornate decorative brackets above them. The doorway is also topped by a heavy decorated hood. Walter Kittredge Foster was an inventor and owner of a pencil sharpener factory.[2][3]