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 How Women Can Prepare For Retirement Are women prepared for a 20-year retirement? Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. TIPS for Inflation If you are concerned about inflation and expect short-term interest rates may increase, TIPS could be worth considering.