About 1796 he married Jane Prince, the daughter of Hubbard Prince and Elizabeth Kincheloe. He died in 1835 in Alexandria, Virginia.
More information is needed.
Eli and Jane Legg had 8 children. Some other surnames of descendants are Catts, Cobb, Herr, Kincheloe, Taylor, Underwood, Walker, Webster, and Welch. I have included only the basic information. Please contact me for notes and sources.