Isaac married Burton, Elmira Clementine on 23 Feb 1867. Elmira (daughter of Burton, John Sanders and Riggs, Susannah) was born on 3 Apr 1844 in Brown, Indiana, United States; died on 23 Apr 1915; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States. [Group Sheet] [Family Chart]

1. Richardson, Clarence Wiley was born on 21 Feb 1868; died on 13 Nov 1894; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.
2. Richardson, Elmer Walker was born on 21 Feb 1868 in Johnson, Indiana, United States; died on 24 Mar 1941; was buried in Hewitt Cemetery, Lovington Township, Moultrie, Illinois, United States.
3. Richardson, Luella M Ella was born on 6 Feb 1870; died in 1928; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.
4. Richardson, Susan Alice was born on 8 Jul 1872; died on 17 Feb 1956; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.
5. Richardson, John Homer was born on 26 Jul 1875; died on 20 May 1932; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.
6. Richardson, Linea Ethel was born on 26 Jul 1878; died on 25 Dec 1959; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.
7. Richardson, Bertha I was born on 27 Feb 1882; died in 1925; was buried in Greenhill Cemetery, Sullivan Township, Moultrie, Illinois, United States.