How do I calculate payroll taxes?

Payroll taxes are calculated by applying progressive tax brackets to your taxable income (gross income minus pre-tax deductions and standard deduction). Social contributions like Social Security (US), CPP (Canada), or National Insurance (UK) are calculated as flat percentages with wage caps. Enter your salary and country in the calculator above for an instant breakdown.

What is the difference between gross and net pay?

Gross pay is your total earnings before any deductions — your full salary or hourly rate times hours worked. Net pay (take-home pay) is what remains after subtracting federal and state/provincial income taxes, social security contributions, and any pre-tax or post-tax deductions like 401(k) or health insurance.

How much payroll tax do employers pay?

In the US, employers match Social Security (6.2%) and Medicare (1.45%), plus pay FUTA (0.6% on first $7,000). In Canada, employers pay 1.4x the employee's EI premium plus matching CPP. In the UK, employers pay 13.8% National Insurance above £9,100. In Australia, employers contribute 11.5% superannuation. These costs don't appear on your paycheck but add 10-15% to your total compensation cost.

What are pre-tax deductions on a paycheck?

Pre-tax deductions are amounts subtracted from your gross pay before income tax is calculated, reducing your taxable income. Common examples include 401(k) contributions (US), RRSP contributions (Canada), workplace pension (UK), health insurance premiums, HSA and FSA contributions. These save you money by lowering the income subject to tax.

How do Canadian payroll deductions (CPP and EI) work?

Canada Pension Plan (CPP) is 5.95% on earnings between $3,500 and $71,300. CPP2 adds 4% on earnings between $71,300 and $81,200. Employment Insurance (EI) is 1.64% on earnings up to $65,700. Quebec has different rates — QPP replaces CPP and QPIP replaces part of EI. Both CPP and EI have annual maximums, so contributions stop once you hit the ceiling. Rates shown reflect the current tax year.

Which US states have no income tax?

Nine US states have no state income tax: Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, and Wyoming. Note that New Hampshire and Washington tax certain investment/capital gains income. Living in a no-income-tax state can increase your take-home pay by 3-10% depending on your income level.

How is payroll tax calculated for hourly employees?

For hourly employees, annual gross pay equals hourly rate × hours per week × 52 weeks. All payroll taxes (income tax, Social Security, Medicare, etc.) are then calculated the same as for salaried employees based on this annualized amount. The per-paycheck amount is divided by the number of pay periods in the year.

Payroll Calculator

Income

Income Type

Annual Salary ($)

Pay Frequency

State

Filing Status

Tax Preset

Net Take-Home Pay

$2,060.87

from $2,884.62 gross

Tax Rates

How much of each dollar goes to tax

Effective Rate

15.6%

Total tax / gross income

Marginal Rate

22.0%

Highest tax bracket

Where Your Pay Goes

Visual breakdown of gross-to-net

Net Take-Home

$2,060.87

71.4%

Federal Tax

$230.00

8.0%

Social Security

$178.85

6.2%

Medicare

$41.83

1.5%

Pre-Tax Deductions

$373.08

12.9%

Total Tax + Deductions$823.75

What Is a Payroll Calculator?

Estimate your take-home pay across 5 countries in seconds

A Payroll Calculator computes your net take-home pay after all taxes and deductions. It applies federal and regional income tax brackets, social security contributions, and pre-tax deductions to show exactly how much of your gross salary you keep.

This calculator supports the United States (all 50 states), Canada (13 provinces and territories), United Kingdom, Australia, and Malaysia — covering the countries with the highest search demand for payroll calculations.

How Payroll Taxes Work

Understanding the components that reduce your paycheck

Payroll taxes are calculated in layers. First, pre-tax deductions (like 401(k) or RRSP contributions) reduce your taxable income. Then income tax is applied using progressive brackets — you pay a higher rate only on income above each threshold, not on your entire salary.

United States

Federal income tax (7 brackets, 10%–37%) + state tax + Social Security (6.2%) + Medicare (1.45%)

Canada

Federal tax (5 brackets, 15%–33%) + provincial tax + CPP (5.95%) + EI (1.58%)

United Kingdom

Income tax (20%/40%/45%) with £12,570 personal allowance + National Insurance (8%/2%)

Australia

Income tax (0%–45%) with $18,200 tax-free threshold + Medicare Levy (2%) + HELP repayment

Marginal vs. Effective Tax Rate

Your marginal rate is the tax on your next dollar earned — the highest bracket you fall into. Your effective rate is total tax divided by gross income — the actual percentage you pay overall. The effective rate is always lower than the marginal rate due to progressive brackets.

Tips to Maximize Take-Home Pay

Strategies to reduce your tax burden legally

Maximize pre-tax contributions

401(k), RRSP, and pension contributions reduce taxable income, lowering your tax bill while building retirement savings.

Choose the right filing status

In the US, married filing jointly often results in lower taxes. In Canada, spousal credits can reduce provincial tax.

Consider state/province impact

US states like Texas, Florida, and Washington have no income tax. In Canada, Alberta has the lowest provincial rates.

Use HSA/FSA accounts (US)

Health Savings Accounts and Flexible Spending Accounts provide additional pre-tax deductions for medical expenses.

Common Payroll Mistakes

Misconceptions that lead to incorrect tax expectations

Confusing gross and net pay

Gross pay is your total salary before taxes. Net pay is what you actually take home after all deductions.

Thinking you pay the marginal rate on everything

A 24% marginal rate doesn't mean 24% of your entire income is taxed. Only income above the bracket threshold is taxed at that rate.

Forgetting employer-side taxes

Employers pay matching Social Security, Medicare (US), CPP, EI (Canada), and superannuation (Australia). Your paycheck doesn't show these, but they affect total compensation cost.

Ignoring the UK personal allowance taper

Above £100,000, the UK personal allowance reduces by £1 for every £2 earned, creating an effective 60% tax rate between £100,000 and £125,140.

Frequently Asked Questions

Common questions about payroll taxes and deductions

Your marginal tax rate is the percentage paid on your last dollar of income — the highest bracket you reach. Your effective tax rate is your total tax divided by total income. For example, with a $75,000 US salary (single, Texas), your marginal federal rate is 22% but your effective federal rate is about 8%, and your total effective rate (including FICA) is about 15.6%. The effective rate is always lower than the marginal rate because lower brackets are taxed at lower rates.

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Last updated Mar 23, 2026