Maryland Bi-Weekly Paycheck Calculator
Maryland Payroll Tax Rates for 2025
Maryland employees face multiple tax obligations that affect their bi-weekly paychecks. The state operates a progressive income tax system with rates ranging from 4.75% to 6.5%, plus mandatory local county taxes that vary by location. These rates were updated in 2025 following the Budget Reconciliation and Financing Act.
| Tax Type | Rate | Notes |
|---|---|---|
| Federal Income Tax | 10% – 37% | Progressive brackets based on filing status |
| Maryland State Tax | 4.75% – 6.5% | New 6.25% and 6.5% brackets added in 2025 |
| Local County Tax | 2.25% – 3.20% | Varies by Maryland county |
| Social Security | 6.20% | On wages up to $176,100 annually |
| Medicare | 1.45% | Plus 0.9% on income over $200,000 |
FICA Tax Changes for 2025
The Social Security wage base increased to $176,100 for 2025, up from $168,600 in 2024. This means higher-income earners will pay Social Security taxes on more of their income. Medicare taxes continue to apply to all wages without a cap, with an additional 0.9% Medicare tax on earnings exceeding $200,000 for single filers.
Maryland County Tax Variations
Each Maryland county levies its own local income tax, creating significant variation in total tax burden depending on your residence. Worcester County has the lowest rate at 2.25%, while multiple counties including Montgomery, Prince George’s, and Baltimore City impose the maximum 3.20% rate. Anne Arundel and Frederick counties use graduated tax structures rather than flat rates.
How to Use the Maryland Bi Weekly Paycheck Calculator
This comprehensive paycheck calculator helps Maryland residents accurately determine their bi-weekly take-home pay by factoring in federal taxes, state taxes, local county taxes, and FICA contributions. The calculator uses the most current 2025 tax rates and brackets, including the new higher-income tax brackets implemented through Maryland’s Budget Reconciliation Act. Whether you’re planning your budget, negotiating salary, or simply want to verify your paycheck accuracy, this calculator provides detailed breakdowns of all deductions and taxes that affect your net pay.
Input your gross annual salary in the designated field. This should be your total yearly compensation before any deductions. The calculator will automatically convert this to your bi-weekly gross pay by dividing by 26 pay periods. Ensure you enter your full salary amount, as this determines your tax bracket placement for both federal and Maryland state taxes.
Choose your federal tax filing status from the dropdown menu, as this significantly impacts your tax calculations. Single filers face different brackets than married couples filing jointly. Next, select your Maryland county of residence, as each county imposes its own local income tax rate ranging from 2.25% to 3.20%. Counties like Anne Arundel and Frederick use graduated rates, while others apply flat percentages.
Set your federal allowances, which affect how much federal income tax is withheld from each paycheck. Enter any pre-tax deductions such as health insurance premiums, retirement contributions, or flexible spending account contributions. These deductions reduce your taxable income, potentially lowering your overall tax burden. You can also specify additional federal withholding if you prefer larger refunds.
Click the calculate button to generate your comprehensive paycheck breakdown. The results display your net take-home pay prominently, followed by detailed itemization of all taxes and deductions. Review the calculation explanation to verify how your taxes were computed using current federal and Maryland tax brackets, FICA rates, and county-specific local taxes.