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 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. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. Four Steps to Valuing an Estate Determining the value of your estate, or for someone who has passed away, can be a complex undertaking.