New Jersey Paycheck Calculator
Estimate gross pay, federal withholding, Social Security, Medicare, New Jersey withholding, deductions, and take-home pay for one paycheck. Use hourly or salary pay and add basic overtime for a quick payday estimate.
How a New Jersey paycheck estimate works
New Jersey withholding is more complex than a single flat percentage. The state uses graduated rates and employee withholding elections. Payroll may also include state-administered worker contributions that are separate from New Jersey income-tax withholding. The Madison web calculator therefore labels its result as a simplified state estimate and directs users to official payroll information for exact treatment.
The calculator starts with gross pay. For hourly workers, gross pay is regular hours multiplied by the hourly rate plus overtime hours at a basic 1.5-times rate. For salary workers, annual salary is divided by the selected number of pay periods. It then estimates federal income tax, employee Social Security, employee Medicare, the supported New Jersey amount, and user-entered deductions.
New Jersey state income tax and withholding
The planning rate shown by this page is graduated simplified estimate. The calculator applies a simplified graduated New Jersey rate schedule to annualized wages and divides the estimate by pay frequency. It does not model all NJ-W4 allowances, exclusions, credits, or employee contribution programs. Actual withholding can differ because of state forms, exemptions, credits, payroll tables, taxable-wage definitions, employer configuration, and rounding.
Local income taxes in New Jersey
New Jersey imposes a graduated state Gross Income Tax. New Jersey municipalities do not generally impose a separate city wage income tax comparable to New York City or Philadelphia. Employees may also see state-administered payroll contributions for unemployment, disability, family leave, or workforce programs; this basic calculator does not separately model those contribution schedules.
Federal withholding is separate
Federal income-tax withholding is not replaced by the state calculation. It depends on annualized wages and the employee’s federal Form W-4 selections. This free tool supports a filing-status choice but does not reproduce every W-4 step, multiple-job adjustment, dependent credit, additional withholding amount, or year-to-date payroll condition.
Social Security and Medicare
Employee FICA normally includes Social Security and Medicare. These payroll taxes are separate from federal income tax and separate from New Jersey income tax. High earners, workers who reach an annual Social Security wage base, and employees subject to Additional Medicare Tax can see results that differ from this simplified one-paycheck estimate.
Important New Jersey paycheck considerations
- Graduated New Jersey income-tax estimate
- No separate municipal wage income tax included
- State disability, family leave, and unemployment contributions are not fully modeled
- NJ-W4 elections can change actual withholding
- Federal income tax and FICA remain separate paycheck items
Overtime, bonuses, commissions, tips, shift differentials, holiday pay, and deductions can all change taxable wages. A pre-tax health premium may affect taxable wages differently from a Roth retirement contribution or a post-tax deduction. This basic web calculator accepts one combined deduction amount after estimating taxes; it does not classify each deduction for federal or state tax purposes.
How to use this calculator
1. Choose hourly or salary pay
Select the pay type that matches the paycheck you want to estimate. Enter the annual salary for salary pay, or enter the hourly rate and hours for hourly pay.
2. Match the pay frequency
Choose weekly, every two weeks, twice monthly, or monthly. Biweekly and semimonthly payrolls are not the same: biweekly usually produces 26 paychecks per year, while semimonthly usually produces 24.
3. Review the result as an estimate
Compare the estimated breakdown with a recent paystub. Differences may point to benefit deductions, local or state programs, W-4 elections, employer rounding, year-to-date limits, or payroll items not represented in this free calculator.
When the Madison Paycheck app is more useful
The free New Jersey paycheck calculator is designed for a fast one-time estimate. Madison Paycheck is built for repeated payday use. The app supports saved calculations, multiple employers, calculation history, favorites, scenario comparisons, and more detailed earnings and deduction inputs. It is a better fit when you regularly compare overtime, bonuses, different schedules, or more than one job.
Continue with Madison Paycheck
Official information and disclaimer
Review the official New Jersey tax source for current state guidance. Madison Paycheck provides informational estimates only. Results are not guaranteed, may differ from an employer-issued paycheck, and are not tax, legal, payroll, accounting, or financial advice. For an official answer, contact your employer, payroll provider, state tax agency, or a qualified tax professional.