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 To Buy or Not to Buy The decision whether to buy or rent a home may have long-term implications. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. The Most Overlooked Item of Any Home Improvement The item most homeowners forget on their home improvement project checklist is insurance.