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 More Than a Paycheck Understanding the basics of disability income protection. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Thanks, Mom! When it comes to managing your personal finances, there’s plenty of complex advice out there. But often, simpler is better.