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 Smart Wedding Registry Ideas The start of marriage should be all love–not debt. Protecting Your Home Against Flood Loss Protect yourself against the damage that your homeowners policy doesn’t cover. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.