Sylvester married Lucy Hall on 3 Feb 1825. Lucy (daughter of Ensign Moody Hall, Sr. and Lois Huntington) was born on 7 Jan 1800 in Cornish, Sullivan, New Hampshire, USA; died on 9 Sep 1882 in Homer, Cortland, New York, USA; was buried in Atwater Cemetery, Homer, Cortland, New York, USA. [Group Sheet] [Family Chart]

1. Henry Sylvester Alvord was born on 25 Feb 1826 in Homer, Cortland, New York, USA; died on 1 Apr 1896 in Homer, Cortland, New York, USA; was buried in Atwater Cemetery, Homer, Cortland, New York, USA.
2. Lucy Velona Alvord was born on 24 Mar 1827 in Homer, Cortland, New York, USA; died on 7 Oct 1847 in Homer, Cortland, New York, USA.
3. Sophia Marietta Alvord was born on 7 Nov 1830 in Homer, Cortland, New York, USA; died on 17 Nov 1830; was buried in Atwater Cemetery, Homer, Cortland, New York, USA.
4. Thomas Moody Alvord was born on 26 Feb 1832 in Hillcrest Burial Park, Kent, King, Washington, USA; died on 21 Mar 1918 in Kent, King, Washington, USA; was buried in Hillcrest Burial Park, Kent, King, Washington, USA.