Paycheck Breakdown Calculator
How to Use This Calculator
- 1
Enter your Gross Monthly Salary
Use gross pay before deductions. The calculator converts this monthly amount to gross pay per period using Pay Periods Per Year.
- 2
Enter each deduction per paycheck
Enter Federal Tax Withheld, State Tax Withheld, Social Security Tax Withheld, Medicare Tax Withheld, Retirement Contributions, and Other Deductions as amounts taken from one paycheck.
- 3
Review your take-home pay and deduction breakdown
The results show net pay per period, annual estimates, tax rates, and each deduction as a share of gross pay. Tax withholding and other deductions are treated as the amounts you enter.
Example Calculation
An employee earns $5,000 per month, is paid monthly, and enters the listed taxes and deductions for each paycheck.
Gross Monthly Salary ($)
5,000
Federal Tax Withheld ($)
500
State Tax Withheld ($)
200
Social Security Tax Withheld ($)
310
Medicare Tax Withheld ($)
75
Retirement Contributions ($)
300
Other Deductions ($)
100
Pay Periods Per Year
12
Results
Net Pay Per Period
$3,515.00
Take-Home Rate
70.3%
Total Deductions
$1,485.00
Effective Tax Rate
21.7%
Annual Gross Salary
$60,000.00
Annual Net Salary
$42,180.00
Annual Retirement Savings
$3,600.00
Total Annual Taxes
$13,020.00
Insights card shows each deduction as a percentage of gross pay.
Tips
Changing from 12 to 26 pay periods reduces gross pay per paycheck to $2,307.69
Keep the $5,000 monthly salary and set Pay Periods Per Year to 26. Check that the deduction amounts you enter represent one bi-weekly paycheck, not a monthly total.
A $100 increase in retirement contributions lowers take-home pay by $100 per paycheck
Change Retirement Contributions from $300 to $400 and compare Net Pay Per Period. Annual retirement savings rise by $1,200 if you are paid 12 times per year.
A $50 increase in withholding changes take-home pay, not the calculator’s tax rate
Raise Federal Tax Withheld by $50. Net pay falls by $50, while the effective tax rate changes only if the added withholding is counted as tax.
What this calculator estimates
Net pay is the amount left from gross pay after the taxes and other deductions you enter. This calculator estimates take-home pay per pay period and annualizes it; it does not calculate your actual tax liability or determine whether your withholding is sufficient.
How the calculation works
Gross pay per period = Gross monthly salary × 12 ÷ Pay periods per year
Total deductions = Federal tax + State tax + Social Security tax
+ Medicare tax + Retirement contributions + Other deductions
Net pay per period = Gross pay per period − Total deductions
Effective tax rate = (Federal tax + State tax + Social Security tax
+ Medicare tax) ÷ Gross pay per period × 100
For the default inputs, monthly gross pay is $5,000 × 12 ÷ 12 = $5,000. Taxes total $500 + $200 + $310 + $75 = $1,085. All deductions total $1,085 + $300 + $100 = $1,485, leaving $5,000 − $1,485 = $3,515 per paycheck.
The effective tax rate is $1,085 ÷ $5,000 × 100 = 21.7%. Annual gross pay is $5,000 × 12 = $60,000, and annual net pay is $3,515 × 12 = $42,180.
How pay frequency changes the estimate
Gross monthly salary is converted to gross pay per period; the deduction fields are amounts per paycheck. If you change pay frequency, update those amounts to match one paycheck at the new frequency.
| Pay periods per year | Gross pay per period from $5,000 monthly salary | Example use |
|---|---|---|
| 12 | $5,000.00 | Monthly |
| 24 | $2,500.00 | Semi-monthly |
| 26 | $2,307.69 | Bi-weekly |
These are gross amounts before deductions. If a deduction is monthly rather than per paycheck, divide it across the relevant pay periods before entering it.
What this estimate leaves out
The calculator uses entered withholding amounts; it does not apply progressive tax brackets, tax credits, filing status, pre-tax deductions, Social Security wage limits, or the Additional Medicare Tax threshold. It also treats every listed deduction as a subtraction from pay, even though some payroll deductions can receive different tax treatment.
Use the Paycheck Tax Calculator to estimate paycheck taxes from entered rates, or the Salary Paycheck Calculator to explore salary and pay-frequency estimates. To translate take-home pay into spending categories, use the Monthly Budget Breakdown Calculator. For an hourly view of earnings and deductions, use the Paycheck Breakdown by Hour Calculator.
When to verify the numbers
Compare the estimate with a recent pay stub and confirm that each entered deduction is for one pay period. For federal withholding, use the IRS estimator linked above; for Social Security, check the annual wage base. Your final tax bill depends on taxable income, filing status, credits, and other income—not only the amount withheld from a paycheck.
Frequently Asked Questions
How do I calculate net pay from gross pay?
Subtract all paycheck deductions from gross pay per paycheck. 1. Convert monthly salary to a per-period amount: monthly salary × 12 ÷ pay periods per year. 2. Add the entered taxes, retirement contributions, and other deductions. 3. Subtract that total from gross pay per period.
Is effective tax rate the same as my tax bracket?
No, an effective tax rate is the share of gross pay represented by the taxes entered, while a tax bracket is a rate applied to a portion of taxable income. This calculator divides the entered federal, state, Social Security, and Medicare withholding by gross pay; it does not calculate your final tax liability.
Why might my paycheck’s Social Security withholding differ from this estimate?
Social Security tax applies only up to an annual wage limit, so withholding can change after your wages reach that limit. This calculator uses the amount you enter rather than applying the wage limit automatically; the Social Security Administration explains the annual contribution and benefit base.
Does this estimate include every payroll deduction?
It includes only the amounts entered in the tax, retirement, and other deduction fields. Add items such as health insurance premiums or union dues to Other Deductions if you want them included; the result does not determine whether a deduction is pre-tax or post-tax.
How can I check whether my federal withholding is on track?
Compare your withholding with your expected federal tax for the full year, not just one paycheck. The IRS Tax Withholding Estimator can help you review withholding using your income, deductions, and credits.