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 Planning Your Legacy Legacy or estate planning is part of good retirement planning. Here are a few things to consider when working on your plan. Coaches Coaches have helped you your whole life, in ways big and small. We’d like to be one of them. 6 Steps to Rewire the Mind-Money Connection People develop their relationship with money from a young age. Yet it is never too late to change a bad financial habit.