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 Fixed or Variable Mortgage, Which Should You Pick? When selecting a mortgage, one of the most critical choices is between a fixed or variable interest-rate mortgage. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. Exit Strategies of the Rich and Famous Estate conservation is too important to put off. Do you have a smart exit strategy?