Closed between 1959 and 1978?
grid reference TL 808 584
The Peartree is now a B&B. It's shown on OS maps as a beerhouse at least as late as 1952; by the 1978 sheet it's just shown as "Pear Trees", suggesting it probably closed between those dates.
It can be seen on this old OS map from about the end of the 19th century. interactive map
Beer house turn to full licences. “One of” nine beer houses in West Suffolk to turn to full licenses. “Anything less than a full license is san anachronism these days, “ said Mr T A Symes (solicitor) to West Suffolk County licensing committee in Bury St Edmunds. Sir Henry Corry was elected as chairman. EADT 28 April 1959.
(Most pub, location & historic details collated by Nigel, Tony or Keith - original sources are credited)
(1861 census information from Malcolm Fairley)
Old OS map reproduced with the permission of the National Library of Scotland.