Son of Arthur W. Magill and Frances Wolcott. Will probated in Lasalle County, leaving an estate valued at $30,000 to his widow Cordelia and surviving children, daughters Clara, Eleanor K., and Laura F. Magill.
m1. Lydia R. Gregg, daughter of David and Sarah Gregg, on 5 Aug 1845 in Kane, Illinois. Had the following known children:
George Walter Magill 1847-1849
Caroline Magill 1848
Arthur W. Magill 1852-1861
m2. Cordelia Beckwith on 18 Jan 1853 in La Salle, Illinois. Had daughters:
Clara Magill 1853-1898 m1. Frank Foster, m2. Thomas Dugnan, m3. Arthur Wilson, m4. Charles Langley.
Eleanor K. Magill 1856- m1. Armand Hooper, m2. James Marshall, m3. Homer Labatt
Laura F. Magill 1859-1911 m1. Alexander Bruce, m2. John Ferrin (Laura's will named beneficiaries as her daughter Violet Ferrin and nieces Daisy Foster Bulger and Margaret Hooper Morris)