Have you considered the cursed abbey?
I had chests upstairs and down in Joram's house, then later moved my home base to the council hall (
screenshot 32KB), to take advantage of the health/mana shrines while they still worked, as well as the additional room.
A couple old topics, mostly related (no specific 'spooky' requirement):
home base /
Setting up "home base"Welcome to the forum.
