Hi,
1841 William is with his parents Joseph (Ag Lab) and Eliza both born 1801 and siblngs Elizabeth 1826, John F 1827 Thomas 1830, Phebe 1833, Joseph 1836 and William 1839 all living at Ragens, Horsley, Latheridge, Stroud. (a couple of funny place names there)
1851 Joseph FARMILODE born 1799 Chetton Wilts and Eliza b. 1799 Horsley, siblings John b1828 Horsely, Thomas 1831 Horsley, Joseph 1836 Horsley and William 1839 Somerwell.Living at Comb, Wotton under Edge.
This one has similarity with the 1841 one.
1851 another William Farmiloe living with parents Benjamin 1812 Horsley and Sarah born 1816 Croperdy, Oxon and siblings Mary Ann b. 1838 and Hester 1846 living at Theam at Downend, Horsley.
William Farmiloe and Hesther are on the 1861 census at Old Lay Cottage, Back St, Kingscote. He was born c1840 Horsley and is a carpenter and Hesther was born c1841 Eastington.
I have not found anything else yet but will keep looking.
Elizabeth