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 Message Thank you! Oops! Related Content The Big Picture– Cracking Open a Six Pack Knowing your risks is essential when making investment decisions and exit decisions. Tax Deductions: Catch Them All! Most of us pay too much in taxes because we aren’t aware of all the tax deductions available. Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all.