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 Four Tips for Getting the Most From Your Life's Work Some things to consider when contemplating selling your business From Aliens to Zombies, the A to Z of Insurance When your life changes, your insurance needs change as well. Infographic: Playing the Odds With Your Future? Plan for the things you can protect against, like a loss of income due to illness or injury.