Free UK Tax Calculator

Avoid the UK's Hidden Tax Traps

Earning between £50,000 and £125,000? You might be losing thousands to tax traps that most people don't know exist. This calculator reveals exactly how much tax you're really paying—and shows you legal ways to keep more of your money.

The 60% Tax Trap

Between £100k-£125k, you lose your Personal Allowance. This creates an effective 60% tax rate that catches thousands of earners off-guard every year.

Child Benefit Charge

Earn over £60k and have children? You'll pay back your Child Benefit through the High Income Child Benefit Charge—up to 100% at £80k.

National Insurance

Often overlooked in calculations, Class 1 NI adds 8-12% to your effective tax rate depending on your income level and employment status.

Calculate your exact take-home pay in seconds

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How to Use This Calculator

Get accurate tax calculations for the 2023/24, 2024/25, and 2025/26 tax years. Compare scenarios, analyze bonuses, and optimize your pension contributions.

1

Enter Your Salary

Input your gross annual salary in the sidebar. You can use the reverse calculator to work backwards from a desired take-home amount.

2

Configure Deductions

Add pension contributions, student loans, dividends, and child benefit details. All calculations update in real-time.

3

View Your Results

See your effective tax rate, monthly take-home pay, and marginal rate. Check if you're caught in any tax traps.

4

Compare Scenarios

Use Compare mode to evaluate job offers, salary increases, or the impact of pension changes side-by-side.

Understanding Your Results

Effective Tax Rate is the overall percentage of your salary paid in taxes. Marginal Rate shows how much tax you'll pay on your next £1 earned—crucial for understanding tax traps. Adjusted Net Income determines if you're affected by the Personal Allowance taper or Child Benefit charge.

Try It Now

Ready to See Your Real Tax Position?

Enter your details below to get instant, accurate calculations. Discover tax-saving opportunities you might be missing.

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