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 Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement.