I located the family in New Jersey.Here is what I have from the 1870 census:
1 Samuel Caddy b: Abt. 1831 in Trenewyack, Cornwall d: in New Jersey . +Louisa Rowe b: Abt. 1842 in Marazion, Cornwall, England m: August 19, 1861 in St. Hilary, Cornwall, England d: in New Jersey ........ 2 James Caddy b: 1864 in Cornwall, England ........ 2 Francis J. Caddy b: 1869 in New Jersey Any further info would be greatly appreciated.I have lots to share.