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 The Big Picture– Cracking Open a Six Pack Knowing your risks is essential when making investment decisions and exit decisions. Commitment and Money Conversations Talking about money isn’t as scary as it seems. How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts.