His county of birth on that WW1 record is given as Cambridgeshire and there is an entry in 1901 for them:-
Main Street, Bottisham Lode, Cambridgeshire
Florrie Webb, Head, Married, 22, born Lode
Herbert H Webb, Son, 2, born Lode
Minnie Rayment, Sister, Unmarried, 12, Domestic Servant, born Lode