As Rick has pointed out, Cambs FHS has an excellent website which will give you access to their indexes for the 1841 and 1851 censuses – although the Patten families were living in Fulbourn, not Trumpington (it is easy to put them in family groups from the folio number).
1861
High St, Cherry Hinton
William Mason Head married 44 ag lab born Cherry Hinton
Kezia Mason wife 43 housewife born Fulbourn, Cambs
Charles Mason son 14 ag lab b Ch H
Arthur Mason son 12 ag lab b Ch H
Harriet Mason dau 9 scholar b Ch H
Robert Mason son 4 (or 6, not too clear) b Ch H
Caroline Mason d 2 b Ch H
Apthorpe St, Fulbourn, Cambs
Robert Patten Head married 69 ag lab born Fulbourn
Charlotte Patten wife 65 b Trumpington
There were 3 other Patten families in Fulbourn in 1861, where the heads were William 52, Thomas 42, and John 36. – let me know if you would like full details
David
