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 Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years.