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 Understanding Extended Care Understanding the types of extended care services—and what those services could cost—may be critical. How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you. Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years.