In the 1870 Federal Census, Martha Aldrich is age 57 and "keeping house" at Smithfield, RI. With her is daughter Ellen F., age 24, and a school teacher, Dwight Adams, 50.
In 1880, Martha Aldrich is age 68, widowed, and living at Woonsocket, RI. She is living alone. Nearby is daughter Ellen Smart and her family.