On 1 June 1870 Mary Ann Demers was 48, born in Canada and lived with her husband Joseph and their 11 children in Louisville, Scott County, Minnesota.1523 On 1 May 1875 Mary A. Demars was 50, born in Canada whose father was born in France and mother in Germany. She lived with her husband and family in Louisville, Scott County, Minnesota. 1526 On 1 June 1880 she was 56, born in Canada and lived in Shakopee, Minnesota with Joseph, 58, 6 adult children and a daughter in law, Catherine, 23 and granddaughter, Mary, 10 months.1522

On 1 June 1850 Joseph Demars was a 26 year old shoemaker, born in Canada, who lived in Morris, Grundy County, Illinois with Mary A., 25, Joseph, 7, Stephan, 5, Charles, 5, and Manuel, 1. All the children in 1850 older than and including Manuel, 1, were born in Canada, so the family moved from Canada to Illinois about 1849. After Louis’ birth in 1859 in Illinois they moved to Minnesota. 1525 On 1 June 1870 Joseph DeMers was a 50 year old farmer, born in Canada, who lived on a farm in Louisville, Scott County, Minnesota which was worth $250. He lived with Mary Ann, 48, Joseph, 27, Charles, 23, Stephan, 20, George, 17, Emanuel, 16, Louis, 11, Elizabeth, 9, Sarah, 6, Celia A., 5, Mary, 27, and Charles, 1.1523 On 1 May 1875 Joseph Demars, 52, born in Canada whose father was born in France and mother in Germany lived in Louisville, Scott County, Minnesota. He lived with Mary A., 50, Joseph, 31, George, 24, Manuel, 21, Louis, 16, Mary E., 14, Sarah Emma, 11 and Lillian, 10. Stephen, Charles, and Elizabeth no longer live with their parents. 1526 On 1 June 1880 Joseph Demers, a 58 year old shoemaker, born in Canada, lived on Fourth Street in Shakopee, Minnesota. He lived with Mary A., 56, Emanuel, 25, Louis, 20, Mary E., 19, Sarah E., 17, Cecilia A., 15. George, 27, and George’s wife Catherine, 23 and daughter Mary, age 10 months lived next door. Joseph had left home.1522

Who is Mary, 27, in 1870?1523