Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. 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 Making Sense Of A Home Warranty Understanding the value of a home warranty. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind.