Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content How to Appeal Your Property Taxes For homeowners who think their property taxes are too high, there are ways to appeal. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.