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 Message Thank you! Oops! Related Content Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.