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 A Cheat Sheet for Sending Your Kid to College Dropping off your child is loaded with emotions; here are a few tips for a smoother experience. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.