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 Understanding the Alternate Valuation Date Executors can value the estate on the date of death, or on its six-month anniversary —the “Alternate Valuation Date." Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last. The 12 Steps to Living Confidently: How to Protect Yourself Protection. We’re obsessed with it these days.