1829 Birth: Birth year of 1829 estimated based on age in 18601679 (30 years) and 18702392 (41 years) census enumerations. Birth place of Pennsylvania taken from same sources.

1860 U.S. Census:1679 Mary J. enumerated in the household of her husband Cyrus Patterson in English River Township, Washington County, Iowa as a female, age 30, born in Pennsylvania. One daughter (Elisa J.) and mother-in-law Elizabeth Patterson were also residing in the household.

1870 U.S. Census:2392 Mary enumerated in the household of her husband Cyrus Patterson in English River Township, Washington County, Iowa as a female, age 41, white, keeping house, born in Pennsylvania. Also resding in the household were one daughter (Sophia) and one son (Frank) as well as Rosanna Moore, a niece (daughter of David E. and Caroline Moore, both presumed dead).

1880 U.S. Census:2398 Mary J. enumerated in the household of her husband Cyrus Patterson in English River Township, Washington County, Iowa as a white, female, age 51, wife, keeping house, born in Virginia, father born in Pennsylvania, mother born in Pennsylvania. One daughter (Sophia) and one son (Clarence) also residing in the household.