I have located John Strawsell on the 1850 census with his parents in OH. This John m Laura A. PARTLOW, a dau of David Lake and Eleanor [JONES] PARTLOW in MN aft 23 Oct 1857 and resided in Redwood Co., MN.


1850 United States Federal Census
about John Strassell
Name: John Strassell
Age: 15
Estimated Birth Year: abt 1835
Birth Place: Germany
Gender: Male
Home in 1850(City,County,State): Green and Delhi, Hamilton, Ohio
Household Members:
Name Age
Ritte [sic] Peter Strassell 50 farmer b Germany
Mary Strassell 49 b Germany
Peter Strassell 25 farmer b Germany
William Strassell 22 farmer b Germany
Nicholes Strassell 18 farmer b Germany
John Strassell 15

Source Citation: Year: 1850; Census Place: Green and Delhi, Hamilton, Ohio; Roll M432_686; Page: 499; lines 12-17 Image: 516.

It is more likely they are all from Alsace Lorraine, France then Germany.