Henry married on February 5, 1818, in Randolph County, to Elizabeth Heard who was born about 1799 in Virginia. Her parents are Joseph and Martha (Gilbreath) Herd/Heard.
Henry and Elizabeth had 9 known children:
- Jonathan - born December 1818 and died July 1851 in Randolph County, Illinois. Married Mary Pillers December 15, 1843 in Randolph County.
- James Heard - born February 1820 in Randolph County, Illinois; died February 1884 in San Bernardino, California. Married Jane Bilderback December 28, 1844 in Randolph County. He is buried in the Pioneer Memorial Cemetery.
- Henry Newton, Jr. - born August 29, 1822 in Randolph County, Illinois; died July 13, 1893 in Alachua County, Florida. Married Louisa Conant January 1, 1845 in Randolph County. He is buried in the Laurel Grove Cemetery.
- John - born December 17, 1823 in Randolph County, Illinois and died March 18, 1867 in California.
- Joseph - born February 15, 1826 in Randolph County, Illinois; died May 1887 in Florida. Married to Lizzie Hanson.
- Martha - born February 12, 1826 in Randolph County, Illinois; died before 1900 in Kansas. Married William H. Mann on January 3, 1843 in Randolph County.
- Susannah - born October 17, 1830 in Randolph County, Illinois; died August 1840 per family sources.
- Sophia Jane - born April 21, 1833 in Randolph County, Illinois; died January 1, 1879, possibly in California. Married James Rogers in California, per family sources.
- Benjamin - born and died April 21, 1833 in Randolph County, Illinois.