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 Trends in Charitable Giving Some people may want a more advanced gifting strategy that can maximize their gift and generate potential tax benefits. Conquering Retirement Challenges for Women Looking ahead can help you conquer these unique obstacles. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.