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 Lifetime of Earnings Estimate how much you have the potential to earn during your working years. The Latte Lie and Other Myths Check out this video to begin separating fact from fiction. Will It Pay to Buy Travel Insurance This Summer? While protection is never a bad thing, you want to make sure the value of the coverage outweighs the added cost.