Hi Chad, Here are some US Census records from FamilySearch that may help?
"United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M82L-HD3 : 18 February 2021), Margaret Wilson in entry for Thos J Wilson, 1860.
"United States Census, 1870", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MDVN-GQC : 29 May 2021), Margaret Wilson in entry for Thomas J Wilson, 1870.
"United States Census, 1880," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MDLS-8SK : 14 January 2022), Margarett Wilson in household of Tho. J. Wilson, Washington Township, Marion, Iowa, United States; citing enumeration district , sheet , NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm .
