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 Question Thank you! Oops! Related Content What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate.