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 The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? The Latte Lie and Other Myths Check out this video to begin separating fact from fiction. Net Unrealized Appreciation (NUA) Explained Have you considered the special tax treatment on company stock held in a 401(k) plan?