One way to handle this would be with a reverse mortgage. Effectively, the $30k/y of taxes are counted against the value of the home when it's sold. Since the

One way to handle this would be with a reverse mortgage. Effectively, the $30k/y of taxes are counted against the value of the home when it's sold. Since the home has gotten enormously more valuable (which is why the taxes would be higher) the homeowner still comes out very much ahead.