What is the 2026 Social Security wage base?

The projected 2026 Social Security wage base is $176,100 (up from $174,900 in 2025). Employees and employers each pay 6.2% on wages up to this limit. Wages above this amount are not subject to Social Security tax.

What is the 2026 401(k) contribution limit?

The 2026 employee contribution limit is projected at $23,500 ($24,000 for some projections). Employees age 50 and older can make an additional $7,500 catch-up contribution. The total combined employer plus employee limit is approximately $70,000.

How does the W-4 work in 2026?

The redesigned W-4 (used since 2020) does not use allowances. Instead, it uses filing status, dependent credits ($2,000 per qualifying child), additional income adjustments, and extra withholding per period to calculate federal tax withholding.

What is the HSA contribution limit for 2026?

The projected 2026 HSA limits are $4,300 for self-only coverage and $8,550 for family coverage. Individuals age 55 and older can contribute an additional $1,000 catch-up amount.

Tax & PayrollPopular

Paycheck Calculator (W-4 2026)

Calculate gross-to-net paycheck with 2026 W-4 withholding, federal brackets, FICA ($176,100 SS base), state tax, 401(k), and health insurance deductions.

Annual Gross Salary ($)

Pay Frequency

W-4 Information (2026)

Filing Status

Dependents (Step 3)

$2,000 credit per child.

Extra W/H (Step 4c)

Per paycheck.

State Income Tax Rate (%)

Enter 0 for no-income-tax states (TX, FL, WA, NV, SD, WY, AK, TN, NH).

Pre-Tax Deductions

401(k) (%)

2026 limit: $23,500.

Health Ins ($/period)

HSA ($/year)

2026: $4,300 self, $8,550 family.

Your Results

Enter salary and W-4 details, then click calculate.

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Introduction

This Paycheck is designed for professionals who need accurate and reliable calculations in their daily work. Whether you are planning finances, managing projects, or making critical business decisions, having the right numbers at your fingertips is essential. This tool provides instant results based on proven formulas, saving you time and reducing the risk of manual calculation errors. By using this calculator, you can focus on analysis and decision-making rather than spending time on complex computations. The interface is straightforward and designed for practical use, ensuring that you get the information you need quickly and efficiently.

What This Calculator Does

This paycheck calculator converts annual gross salary to per-paycheck net pay using 2026 federal income tax brackets, W-4 withholding methodology, FICA taxes (Social Security and Medicare), state income tax, and pre-tax deductions including 401(k), health insurance, and HSA contributions. It supports weekly, bi-weekly, semi-monthly, and monthly pay frequencies and calculates effective federal and total tax rates.

The Formula

Net Pay = Gross Pay - Federal Withholding - Social Security - Medicare - State Tax - Pre-Tax Deductions

Federal withholding is calculated by annualizing the per-period gross pay, subtracting the standard deduction ($14,600 single, $29,200 married in 2026) and pre-tax deductions, applying the tax brackets, subtracting dependent credits ($2,000 per child), and dividing by the number of pay periods. Social Security is 6.2% on wages up to $176,100 (projected 2026 wage base). Medicare is 1.45% on all wages plus an additional 0.9% on wages above $200,000. Pre-tax deductions reduce both taxable income and take-home pay but provide tax savings.

Step-by-Step Example

Enter annual salary and pay frequency

$75,000 salary, bi-weekly (26 paychecks/year). Gross per paycheck: $2,884.62.

Set W-4 information

Single, 0 dependents, no additional withholding.

Add pre-tax deductions

6% 401(k), $200/period health insurance, $0 HSA.

Review net paycheck

Federal: $344. SS: $178.85. Medicare: $41.83. State (5%): $131.25. 401(k): $173.08. Health: $200. Net pay: $1,815.61.

Real-World Use Cases

Budget Planning

Know your exact per-paycheck take-home amount to create an accurate monthly budget and track cash flow.

Job Offer Evaluation

Convert competing salary offers to net pay factoring in different state tax rates, benefit costs, and retirement contributions.

401(k) Optimization

See how increasing your 401(k) contribution percentage affects take-home pay. Pre-tax contributions reduce your tax bill, so the impact on net pay is less than the contribution amount.

Common Mistakes to Avoid

Not updating your W-4 after major life events. Marriage, divorce, having children, or starting a second job all affect withholding accuracy.
Confusing bi-weekly (26 paychecks) with semi-monthly (24 paychecks). Two months per year, bi-weekly employees receive three paychecks instead of two.
Forgetting the Social Security wage base cap. Once annual earnings exceed $176,100 (2026), no additional Social Security tax is withheld. Paychecks in Q4 may be slightly larger for high earners.
Not accounting for the additional 0.9% Medicare tax on wages above $200,000. This is withheld by the employer but only from the employee share.

Frequently Asked Questions

Accuracy and Disclaimer

This paycheck calculator provides estimates based on 2026 projected federal tax brackets, FICA rates, and contribution limits. Actual withholding depends on your specific W-4 elections, employer payroll systems, state and local taxes, and benefit plan details. Contribution limits are projected and subject to IRS annual announcements. Verify with your employer payroll department.

Conclusion

This calculator provides a reliable way to perform essential calculations for your professional needs. The results are based on standard formulas and should be used as estimates for planning and analysis purposes. For critical decisions, especially those involving financial, legal, or medical matters, it is always advisable to verify results with a qualified professional. Use this tool as part of your broader decision-making process, and explore related calculators on this platform to support your comprehensive planning needs. Regular use of accurate calculation tools helps ensure consistency and precision in your professional work.