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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Are You Ready for Your Portfolio to Make a Difference? Learn about the rise of Impact Investing and how it may benefit you. Grantor Retained Annuity Trusts (GRATs) Explaining Grantor Retained Annuity Trusts (GRATs) and their benefit to estate strategy. When to Self-Insure Choosing to bear the financial burden of an adverse event is called self-insuring. Do you know what that entails?