Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. 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 Emerging Market Opportunities What are your options for investing in emerging markets? Creating a Comprehensive Estate Plan What does it take to create or update your estate plan? Here's a 7-step Estate Planning Checklist to help you get started. Insurance Needs Assessment: When You're Newly Married Marriage changes everything, including your insurance needs.