W-4 Withholding Estimator
Estimate federal withholding per paycheck using salary, filing status, credits, other income, and deductions.
Core settings
W-4 adjustments
| Gross annual income | $85,000 |
| Standard deduction estimate | $16,000 |
| Taxable income estimate | $69,000 |
| Federal tax before credits | $10,094 |
| Federal tax after credits | $10,094 |
Estimates use a planning dataset and simplified assumptions. Real payroll withholding depends on your full W-4, pre-tax benefits, and employer system settings.
Last reviewed: February 9, 2026
W-4 Example Dataset (Biweekly)
Sample scenarios you can use to benchmark your own paycheck settings before updating your W-4.
| Salary | Status | Federal / paycheck | Net / paycheck |
|---|---|---|---|
| $65,000 | Single | $219 | $2,090 |
| $90,000 | Married | $163 | $3,034 |
| $120,000 | Single | $694 | $3,568 |
Top W-4 Presets
Common Use Cases
New job onboarding
Set an initial W-4 before your first payroll cycle.
Income changed mid-year
Adjust withholding when salary or bonus changes.
Avoid tax bill surprises
Model extra withholding per paycheck.
Frequently Asked Questions
What should I enter for annual credits?
Enter expected total credits for the year, like child tax credits if applicable.
Should I include side income?
Yes. Add it in 'other annual income' to avoid under-withholding.
Can I use this to file taxes?
No. This tool is for paycheck planning and withholding guidance only.
Why does my paycheck differ from this estimate?
Payroll settings, pre-tax benefits, state rules, and rounding can change final numbers.
How often should I update my W-4?
Typically when salary, filing status, credits, or deductions change.
Methodology & Data Quality
This W-4 withholding calculator is a planning tool. We publish how estimates are computed so results are easy to audit.
Last reviewed: February 9, 2026
How we calculate
- Estimate taxable wages from annual pay, filing status, and deduction inputs.
- Apply progressive federal brackets and then subtract eligible credits.
- Estimate FICA separately to show realistic paycheck net preview.
Assumptions
- Single or married filing-jointly baseline only.
- Payroll benefits and local taxes are not modeled in detail.
- Inputs are annualized and then converted to pay-period values.
Limitations
- Actual employer payroll engines may use different rounding and timing.
- This is not an IRS filing tool and does not replace payroll advice.
- State-specific withholding forms are outside this model.