Maryland Freelancer Quarterly Tax Calculator

Use this calculator to find your exact quarterly estimated tax payments as a freelancer in Maryland. Enter your details below for an instant result.

From W-2 Box 2

Used to calculate safe harbor quarterly amount

The Qualified Business Income (QBI) deduction lets most self-employed individuals deduct 20% of net business income from taxable income. Phases out for higher earners.

Maryland Tax Notes

IMPORTANT: MD state tax shown here does NOT include county/city income tax (typically 2.25%–3.2% additional). Total MD tax burden is significantly higher.

Frequently Asked Questions

When are Maryland quarterly estimated tax payments due?

Maryland estimated tax payments are due: Q1 on April 15, Q2 on June 15, Q3 on September 15, and Q4 on January 15.

What is the estimated tax filing threshold in Maryland?

In Maryland, quarterly state estimated tax payments are required when your expected state income tax liability exceeds $500 for the year.

As a freelancer in Maryland, do I owe self-employment tax?

Yes. Federal self-employment tax applies regardless of state. As a freelancer in Maryland, you owe 15.3% SE tax on 92.35% of your net self-employment income — 12.4% Social Security (up to the annual wage base) and 2.9% Medicare. You deduct half from federal AGI.

How do I pay quarterly estimated taxes to Maryland?

Pay Maryland estimated taxes online at the Department of Revenue portal. IMPORTANT: MD state tax shown here does NOT include county/city income tax (typically 2.25%–3.2% additional). Total MD tax burden is significantly higher.

This tool is for informational and educational reference only and does not constitute tax or financial advice. Tax laws are complex, change annually, and individual circumstances vary. Calculations are estimates based on the inputs you provide and IRS/state tax authority data. Always consult a licensed CPA or tax professional before making tax decisions.

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