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 What Smart Investors Know Savvy investors take the time to separate emotion from fact. Deciding When to Take Social Security One of the most common questions people ask about Social Security is when they should start taking benefits. Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important.