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 My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money. Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings.