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 Separating the Signal From the Noise A good professional provides important guidance and insight through the years. Tax-Advantaged Retirement Planning Reduce your tax liability in retirement. Learn, Earn and Retire at Any Age What can the rest of us learn from millennials’ desire to embrace all of life in the moment?