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? Address Thank you! Oops! Related Contents Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. What the New Tax Bill Means for You What does the Tax Reform and Jobs Act mean for you? Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax.