At stratics forums I selling two spots in Magincia on the beach (11x11 and 11x10)
11x11 - max secure storage - 1518
max lockdowns - 759
350k starting bid
11x10 - max secure storage - 1518
max lockdowns - 759
300k starting bid
If you want two houses - starting bid is 500k
For GIL members: if you want this house/houses to live in it (not for selling :P) - I can give you it for free :)