Thurston Thomas married on Kaskaskia Island 21 November 1818, to Elizabeth Evans b. VA. Their three sons and two daughters were:

  1. Plummer Thomas b. ca1821 on Kaskaskia Island, d. 1875 Steeles Mill Twp, Randolph County, married on 2 Feb 1841 to Mary Ann Dobbs b. GA.
  2. Emanuel (Matthew) Thomas b. ca1824 on Kaskaskia Island, d. Civil War 4 June 1863, Battle of Mechanicsburg, MS., married on 16 July 1850 to Marinda Boyd b. IL.
  3. Thurston Thomas, Jr., b. ca1827 on Kaskaskia Island, d. Civil War 19 June 1864, Kennesaw Mountain, Cobb County, GA, married to Mary Ann McMillan on 28 January 1847.
  4. Eliza Thomas married to William C. Dobbs.
  5. Elizabeth Thomas married 1st Marshall Lincoln, 2nd Robert Ingram.