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 Question Thank you! Oops! Related Content Four Reasons Millennials Need an Estate Strategy Estate strategies for millennials may sound like less of a concern than retirement, but young adults should prepare now. How Women Can Prepare For Retirement Are women prepared for a 20-year retirement? What to Look for in Personal Finance Apps An increasing number have been developed to help individuals with their personal finances.