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 Building a Solid Financial Foundation Sustain financial well-being or create wealth through these actions. Retirement Redefined Around the country, attitudes about retirement are shifting. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.