I also found this family in the 1850 and 1870 census for you.You can search the 1880 census yourself, at www.familysearch.org.
1870 Louisiana, Orleans Parish, 9th Ward New Orleans, Page 4.Dwelling 47/Family 51.
John Lubbin, 50, laborer, $1500 real estate, b Oldenburg
Wrager, 40, female, keeping house, b Oldenburg
John, 21, laborer, b LA
Louisa, 18, at home, b LA
August, 14, at home, b LA
Sophia, 12, at home, b LA
1850 Louisiana, Orleans Parish, New Orleans, Municipality 3, Ward 2, Page 115. Dwelling 1967/Family 2283
John Luppen, 28, laborer, b Germany
Mary A., 21, b Germany
John, 1, b LA