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. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? How to Conquer the World - 5 Financial Strategies for Savvy Learn more about women taking control of their finances with this infographic. Defining Your Priorities Achieving a long-term goal, like retirement, starts by taking small actions today.