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 Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years. How Big is Money? Learn a little about worldwide currency in this fun infographic Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage.