Hi again this looks like William in 1851/61, but please check yourself via his Birth or Marriage Cert!
1851 Census
Joseph Townsend 35 occ Coal Miner b Silkstone Yorks
Mary 34 b Barnsley
Sarah 13 b Churwell
Rebecca 11 b Churwell
Mary Ann 8 b Holbeck
Ann 6 b Morley
William 3 b Morley
Ellen 1 b Alerthorpe
Residing at Hunslet Carr, Hunslet, Leeds Yorks
Census Ref HO107/2318/164/7
1861 Census
Joseph Townsend 45 Married occ Coal Miner b Silkstone
Elizabeth Hook 38 Married occ Housekeeper b Manchester Lancs
Rebecca 22 b Barnsley
Mary Ann 18 b Holbeck
Ann 16 b Darleymain
William 13 b Allerthorpe
James 9 b Hunslet
Alexander Hook 6 Son b Holbeck
Christiana Hook 4 months Daughter b Hunslet
Residing at 132, Grape Street Hunslet Leeds Yorks
Census Ref RG09/3365/68/25
Whether Joseph is married still to Mary, I will leave you to solve ok!!
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