Joseph Wilbur was born 22 April 1810 in Dudley, Worcester County, Massachusetts, United States to Abraham Wilbur (1785-1874) and Anna Arnold (1789-1874) and died 1877 Jasper County, Missouri, United States of unspecified causes. He married Nancy B. Thorn (1814-1880) 3 November 1831 in Jackson County, Ohio, United States.
Siblings
| Name | Birth | Death | Joined with |
| Joseph Arnold Wilbur (1810-1877) | 22 April 1810 Dudley, Worcester County, Massachusetts, United States | 1877 Jasper County, Missouri, United States | Nancy B. Thorn (1814-1880) |
| Amanda Ashley Wilbur (1812-1871) | 4 June 1812 | 5 July 1871 | Lewis Long (1815-1848) |
| Lydia Ann Wilbur (1814-1899) | |||
| Anna B. Wilbur (1817-1899) | |||
| Huldah Wilbur (1819-1896) | |||
| Jacob Wilbur (1820-) | 1820 Massachusetts, United States | ||
| Josiah Wilbur (1823-1911) | 4 September 1823 Hamden, Vinton County, Ohio, United States | 21 March 1911 College View, Lancaster County, Nebraska, United States | Louisa Carr (1827-1914) |
| Sylvia Wilbur (1825-1864) | |||
| Margaret Mahala Wilbur (1827-1901) | |||
| Sylvester Wilbur (1831-1904) | |||
| Electa Wilbur (1833-1923) | |||
Children
| Name | Birth | Death | Joined with |
| Betsey Garret Wilbur (1838-1839) | |||
| William Sanford Wilbur (1840-1923) | |||
| Josiah Allen Wilbur (1842-1914) | |||
| Isaac W. Wilbur (1844-) | |||
| Sylvester T. Wilbur (1846-1926) | |||
| Mary H. Wilbur (1848-1920) | |||
| Almeda A. Wilbur (1851-) | |||
| Reuben M. Wilbur (1852-1916) | |||
| John Wesley Wilbur (1857-1937) | |||
| Robert Carter Wilbur (1858-1942) | |||