One of two icehouses within the grounds of Picton Castle (nprn 265302).

150m south-west of the house (nprn103578) is a brick-vaulted icehouse, 2.6m square and 2.66m high. It faces north and has short dog-leg passage. There is a small lake 350m to the south, and the estuary of East Cleddau 700m away.
Source: Sylvia P. Beaman and Susan Roaf, The Ice Houses of Britain, p.530. Surveyed by E. William 1981.
C.H. Nicholas, RCAHMW, 5th December 2006.