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 Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route.