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 When Heirs are Imperfect The money problems or bad lifestyle habits of adult children could lead to the squandering of any inheritance they receive. Countdown to College Preparing for college means setting goals, staying focused, and tackling a few key milestones along the way. Pay Yourself First It sounds simple, but paying yourself first can really pay off.