Frederick married Caroline Mae Obenland Abt 1887, USA. Caroline (daughter of David Friederich Jacob Obenland, Sr. and Caroline Eisenmann) was born 6 May 1867, Deptford Township, Gloucester County, New Jersey, USA; died 9 May 1950, Philadelphia, Philadelphia County, Pennsylvania, USA; was buried May 1950, Clarksboro, Gloucester County, New Jersey, USA. [Group Sheet]

1. David Christopher Lange was born 17 Sep 1888, Audubon, Camden County, New Jersey, USA; died Jul 1972, Camden, Camden County, New Jersey, USA; was buried 1972, Clarksboro, Gloucester County, New Jersey, USA.
2. Frederick William Lange, Jr was born 31 Mar 1890, Camden, Camden County, New Jersey, USA; died 27 Apr 1965, Towson, Baltimore County, Maryland, USA; was buried 1965, Woodlawn, Baltimore County, Maryland, USA.
3. Philip Jacob Lange, Sr was born 15 Jan 1896, Audubon, Camden County, New Jersey, USA; died 26 Dec 1967, Camden, Camden County, New Jersey, USA; was buried 29 Dec 1967, Cinnaminson, Burlington County, New Jersey, USA.
4. Mary Elizabeth Lange was born 5 Mar 1891, Camden, Camden County, New Jersey, USA; was buried Dec 1971, Clarksboro, Gloucester County, New Jersey, USA.