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 When to Self-Insure Choosing to bear the financial burden of an adverse event is called self-insuring. Do you know what that entails? Insurance Needs Assessment: Married With Children When you’re married and have children, insurance needs will be different. Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them.