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 Question Thank you! Oops! Related Content The Next Gig Thing Make the gig economy work for you. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio.