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 Question Thank you! Oops! Related Content 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement. The 12 Steps to Living Confidently: Savings and Cash Flow Why is Cash Flow so important to understand? Tax-Advantaged Retirement Planning Reduce your tax liability in retirement.