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 Mentorship for Entrepreneurs: An Invaluable Resource Entrepreneurship can be a rewarding but solitary pursuit. Travel, Without the Baggage Tips to avoid checking in luggage on your next vacation. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA.