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 Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly. Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. An Inside Look at Retirement Living A number of questions and concerns need to be addressed to help you better prepare for retirement living.