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 Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk. Exploring Retirement Plans for Small Businesses Help small businesses make better retirement decisions for employees with this eye-catching and informative infographic. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.