 Wood was married in September, 1859, to Cordera E. Crane, who died in June, 1866 leaving one child.In August, 1868, he married Fannie M. Hartson, by whom he had six children.Wood was a member of the American Society of Civil Engineers from 1871 to 1885, and a member of the American Association for the Advancement of Science (AAAS) from 1879 to his death.