On the 1891 census (the first after his birth), John is a boarder at school.
Class RG12, Piece 2361, Folio 36, Page 27
8 Church Road, Harborne, Staffordshire
Eliza & Caroline Tonks were the Principals.
11 pupils and 2 servants.
I think you might have to purchase the birth certificate to find his parents?
March qtr 1882
Stourbridge district vol 6c, page 190
Watts, John Simkins