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 How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind. A Bucket Plan to Go with Your Bucket List Longer, healthier living can put greater stress on retirement assets; the bucket approach may be one answer. Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important.