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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. IRA Withdrawals that Escape the 10% Tax Penalty The list of IRA withdrawals that may be taken without incurring a 10% early penalty has grown. And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible.