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 Problems with Probate Probate can be a completely public process, or it can be managed to include as little information as possible. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Starting a Roth IRA for a Teen This early financial decision could prove helpful over time.