Hi Liz
Could this be them?
1861 census RG9/1000 Folio 69
George Downing Head 23 b Flitton, Bedfordshire Ag Lab
Susan Wife 23 b Silsoe, Bedfordshire Straw plaiter
Elizabeth Dau 4 b Greenfield, Bedfordshire
Albert Son 2 b Greenfield, Bedfordshire
Alfred Son 6mths b Greenfield, Bedfordshire
Old Workhouse, Flitton, Bedfordshire
Sue