Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible. How to Get Your Finances Ready for Retirement Everyone has a vision of their retirement in their heads. Top Tips for a Retirement Tailgate The majority of U.S. workers retire at age 63. Do you want to leave the game earlier? Or play longer?