1. What is Income Tax Calculation?

The Salary Income Tax Calculator estimates your total tax burden for 2025 based on your income, filing status, and state of residence. It calculates Federal Tax, State Tax, and FICA (Social Security and Medicare) contributions.

2. How Does the Calculator Work?

The calculator uses the following formula:

Where:

• Federal Tax — Calculated using 2025 IRS tax brackets
• State Tax — Based on state-specific tax rates
• FICA — Social Security (6.2% up to wage base) + Medicare (1.45% + 0.9% for high earners)

3. Importance of Tax Calculation

Details: Understanding your tax liability helps with financial planning, budgeting, and ensuring proper withholding from your paycheck.

4. Using the Calculator

Tips: Enter your annual salary before taxes, select your state of residence and filing status. The calculator will estimate your Federal Tax, State Tax, and FICA contributions.

5. Frequently Asked Questions (FAQ)

Q1: Are these tax rates accurate for 2025?
A: This calculator uses projected 2025 tax brackets. Actual rates may change based on legislation.

Q2: Why doesn't my state appear in the list?
A: We've included the most populous states. Select "Other" for average state tax rates.

Q3: What about deductions and credits?
A: This is a simplified calculator that doesn't account for deductions, credits, or other tax situations.

Q4: How accurate is the FICA calculation?
A: It uses current Social Security wage base and Medicare rates, including the Additional Medicare Tax for high earners.

Q5: Can I use this for self-employment income?
A: No, this calculator is for W-2 employees only. Self-employed individuals have different tax obligations.