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 Question Thank you! Oops! Related Content Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals. Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. Five Ways to Help Make Your Money Last Longer Americans are living longer. But will your money keep pace? Discover retirement planning strategies to keep you covered.