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 My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. Put Your Child on the Path to a Stronger Financial Future Many parents consider financial goals to benefit their children at major milestones, whether it’s the appearance of a first.. The Twelve Steps to Living Confidently: Goals A step-by-step plan to become more financially and emotionally confident can make this year awesome.