Mary was born in York County, Pennsylvania, in August 1812. The death certificate for her daughter Maria Wingard gives her family name as Tice. The death certificate for her daughter Charlotte Wingard gives her family name as Dice. The death certificate for her son Jacob Sultzbaugh gives the name as Dees. Other possible spellings include Dise and Theiss.
She married Philip Sultzbach, probably in York County.
At the 1840 United States Census, they were recorded in Heidelberg in York County. The household included one male age 30 to 39 (Philip), two females age 20-29 (Mary and one other), one male age 15 to 19, and four young children (two girls under 5, a boy under 5, and a boy age 5-9). One member of the household, possibly Philip, was employed in agriculture.
As of the 1850 U.S. Census, the family had resettled in Dauphin County, Pennsylvania, near the borough of Millersburg. The census listed Philip as a laborer, age 44. Mary was listed as age 38; according to the census record, she could not read or write. Children were Maria, age 16; Charlotte, age 12; Jacob, age 11; Alexander, age 8; and Mary E., 9 months old.
At the 1860 U.S. Census, Mary Sultzbach was recorded as 46 years old and the head of a household in Millersburg, Dauphin, Pennsylvania. She held $550 in real estate and had personal estate valued at $150. Other household members were Charlott Sultzbach, age 20 and employed in domestic labor; Jacob Sultzbach, age 19 and a mason's apprentice; Alex Sultzbach, age 16 and a laborer, he had attended school within the year; Amanda Sultzbach, age 10; Catharine Sultzbach, age 6; and Emma J. Sultzbach, 1 year old.
The 1870 U.S. Census listed Mary Sultzbaugh, age 57, as head of a household in Millersburg. She was described as a housekeeper and had $1000 real estate and $100 personal estate. Other household members were Alexander Sultzbaugh, age 27, a stone mason, and Catherine Sultzbaugh, age 16.
The 1880 U.S. Census recorded Mary Sultzbaugh, age 75 and a widow, in Millersburg, Pennsylvania, head of a household consisting of herself and grandson Albert Hartman, age 17. Alexander Sultzbaugh, 35, stonemason, and wife Melinda, 30, were recorded in the adjacent household. 
A family information sheet handed down to Ellen Smith gives her date of death as 14 February 1895.
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