Daughter Ethel should be with them 1891. Still can’t find them though
HOOPER, ETHEL HERRICH
GRO Reference: 1890 M Quarter in BARROW-UPON-SOAR Volume 07A Page 183
There’s this 1891 census entry but surname Cooper

Henry Cooper 25 Strood Kent hatters warehouseman
Spouse: Mary Jane Cooper 25 B’ham
Child: Ethel Cooper 1 Belgrave Leic
Residence Place: St Mary, Leicestershire
RG12; Piece: 2538; Folio: 99; Page: 5
to compare heres 1901
Civil Parish: Leicester formerly St Mary
Henry Hooper 35 Strood Kent Traveller / Hat & ?
Mary J Hooper 35 Birmingham
Ethel Hooper 11 Leicester
Harry Hooper 9 Leicester
RG13; Piece: 3007; Folio: 79; Page: 25