Net Wage Calculator

Convert your gross salary into monthly take-home pay with a full breakdown of income tax, social security, health insurance, pension and other deductions across six countries.

How the Net Wage Calculator Works

This calculator turns your gross salary (annual or monthly) into the net amount that actually reaches your bank account each month. It applies each country's official 2024/2025 income tax brackets, social security rates, health insurance, and common pre-tax deductions (401(k), pension), then shows a line-by-line breakdown of every amount taken out.

What is gross vs net wage?

Gross wage is the salary you and your employer agreed on - the headline number in your contract. Net wage (also called take-home pay) is what remains after the employer withholds income tax, social security, health insurance, pension contributions, and any other mandatory or voluntary deductions.

What is included

  • Income tax - progressive brackets (US, UK, Germany, Poland, Slovakia) or flat 15% (Czech Republic)
  • Social security / insurance - Social Security and Medicare (US), National Insurance (UK), Rentenversicherung (Germany), ZUS (Poland), social insurance (Slovakia, Czech Republic)
  • Health insurance - Medicare (US, bundled into FICA), NHS via NI (UK), statutory health insurance (Germany, CZ, PL, SK)
  • Pre-tax deductions - 401(k) (US), workplace pension (UK)
  • Student loan repayments - UK Plan 1 / Plan 2
  • Effective and marginal tax rates so you can see both your average burden and the rate on the next dollar/pound/euro you earn

Important limitations

This tool produces estimates for informational purposes only. It does not cover every tax credit, local tax, capital gains, self-employment tax, benefits-in-kind, or special circumstances. Always confirm figures with the official tax authority (IRS, HMRC, Bundeszentralamt fur Steuern, Financni sprava, ZUS, Financna sprava) before making financial decisions.

Country-Specific Notes (2024/2025)

United States

Federal income tax uses seven brackets (10% to 37%) with a standard deduction of $14,600 for single filers ($29,200 married). FICA adds 6.2% Social Security (capped at $168,600) and 1.45% Medicare (plus 0.9% over $200,000). 401(k) contributions are deducted pre-tax, lowering your taxable federal income. State income tax varies widely - nine states have none.

United Kingdom

The Personal Allowance is tax-free up to GBP 12,570 (tapered down by 1 for every 2 earned above 100,000). Rates are 20% basic, 40% higher, 45% additional. National Insurance is 8% between 12,570 and 50,270, then 2% above. Workplace pension contributions are deducted from gross pay. Student loan repayments are 9% of income above the plan threshold.

Germany

Progressive tax from 14% to 45% with a tax-free Grundfreibetrag of EUR 11,604 (2024). Employee social insurance totals roughly 20-21% (pension 9.3%, health 7.3% + supplementary, care 1.7%, unemployment 1.3%), capped at the contribution ceiling. Church tax of 8-9% of income tax applies to registered church members; the 5.5% Solidaritatszuschlag only kicks in for higher earners.

Czech Republic

From 2025 a flat 15% income tax applies (the old super-gross 20.1% effective rate was abolished). Employees pay 6.5% health insurance and 7.0% social insurance. A monthly tax discount (sleva na poplatnika) of 2,570 CZK reduces tax for most earners, plus additional discounts for students and child tax credits.

Poland

The tax-free amount is 30,000 PLN. A 12% rate applies up to 120,000 PLN, then 32% above. Health contribution is 9% of income. Social insurance (ZUS) is 13.71% of income up to a cap of roughly 177,600 PLN (2024).

Slovakia

The tax-free amount is approximately 5,746 EUR per year. A 19% rate applies up to 49,790 EUR, then 25% above. Social insurance is 13.4% and health insurance is 4%, both capped at a maximum assessment base of roughly 8,470 EUR per month.

FAQ

What is the difference between gross wage and net wage?
Gross wage is the full salary in your employment contract before any deductions. Net wage (take-home pay) is what lands in your bank account after income tax, social security, health insurance, pension, and any other deductions are withheld by your employer.
What is a marginal tax rate?
Your marginal tax rate is the rate that applies to the next unit of currency you earn - i.e. the top tax bracket your income falls into. In progressive systems it is always higher than your effective (average) tax rate, because lower portions of your income are taxed at lower rates.
What is an effective tax rate?
Effective tax rate is the total tax and contributions you pay divided by your gross income. It is the real, blended percentage of your salary that goes to the government and social funds. It is always lower than your marginal rate.
Does a 401(k) or pension lower my tax?
Yes. In the US, traditional 401(k) contributions are made pre-tax, so they reduce your federal taxable income (and usually state taxable income too). FICA is still charged on the original gross. In the UK, workplace pension contributions under net-pay arrangements similarly reduce taxable income. You will pay income tax on the money when you withdraw it in retirement.
How are UK student loan repayments calculated?
Repayments are 9% of income above your plan threshold. Plan 1 threshold is GBP 24,915/year and Plan 2 is GBP 27,295/year (2024/25). Repayments are deducted automatically from payroll alongside tax and National Insurance. They are not affected by the loan balance - only by your earnings.
Does this calculator include employer contributions?
No. It shows only employee-side deductions from your gross salary. Employers pay additional contributions (e.g. 7.65% FICA in the US, similar employer social insurance in EU countries) that do not come out of your paycheck but do add to the total cost of employing you.
Why is my Czech net wage higher in 2025?
From 2025 the Czech Republic abolished the "super-gross" base and moved to a true flat 15% income tax on gross income, down from the previous effective 20.1%. This means lower income tax for most employees. The calculator reflects the 2025 rules.
Are the rates up to date?
Rates reflect the 2024/2025 tax year for each country. Tax laws change frequently and this tool is for estimation and education only - always verify with your country's tax authority before filing.

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