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 What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. Market View Update - September 2016 The Dow Jones Industrial Average, Nasdaq, and S&P 500 have all hit record highs in recent weeks. Managing Money as a Couple Keys to preparing to grow wealthy together.