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 Tax-Advantaged Health Care Planning for Retirement Heading into retirement with confidence is easier if your planning includes steps to minimize taxes, especially as it relates to health care planning. Saving Early & Letting Time Work For You The earlier you start pursuing financial goals, the better your outcome may be. Are Alternative Investments Right for You? With alternative investments, it’s critical to sort through the complexity.