Yes, I know the census did not mention Wallsend. Perhaps the family member who gave the information did not know? My source is:
England, Select Births and Christenings, 1538-1975
Name John Scott
Gender Male
Birth Date 01 Oct 1801
Baptism Date 22 Nov 1801
Baptism Place Wallsend,Northumberland,England
Father John Scott
Mother Ann Grey
FHL Film Number 95029