In our house, not very long at all. I am lucky if I can get a slice myself before it is eaten. But, if you ARE lucky enough to have any leftovers to be able to enjoy some on another day, then it will u003cstrongu003ekeep in the fridge for up to 5 daysu003c/strongu003e.u003cbr/u003eIt's also best to keep it covered, so that it doesn't absorb the flavours and smells of the fridge and so that it doesn't dry out too. Nobody wants a dry, leftover-turkey-flavoured cheesecake! I would recommend slicing it up and putting into air tight containers.