New Jersey Self-Employment Tax Calculator2026

Calculate your self-employment tax liability including Social Security and Medicare contributions. Free calculator with New Jersey-specific rates.

Quick New Jersey Tax Estimate

Based on New Jersey's tax rates for 2026. Enter your details for a personalized calculation.

State Tax on $80K Profit
$841.71
SE Tax
$11,303.64
Effective Rate
21.2%
Marginal Rate
12%

New Jersey Tax Information

State Income TaxYes
Top Marginal Rate11%
Sales Tax0%
LLC Filing Fee$0
Annual Report Fee$None
Standard DeductionN/A

Self-employed pay both federal and New Jersey state tax.

New Jersey Income Tax Brackets (2026)

Tax RateFromTo
1.4%$0$20,000
1.8%$20,000$35,000
3.5%$35,000$40,000
5.5%$40,000$75,000
6.4%$75,000$500,000
9%$500,000$1,000,000
10.8%$1,000,000No limit

New Jersey Quarterly Tax Deadlines

Q1
Apr 15
Q2
Jun 16
Q3
Sep 15
Q4
Jan 15

Frequently Asked Questions

What is the self-employment tax rate in New Jersey?
Self-employment tax has two parts: 12.4% Social Security tax and 2.9% Medicare tax, totaling 15.3% federally. New Jersey's state income tax (if applicable) is additional. Use our calculator above for your personalized rate.
Do I need to pay estimated taxes in New Jersey?
Yes. If you expect to owe $1,000 or more in taxes, the IRS requires quarterly estimated tax payments. New Jersey may have its own threshold. Our quarterly tax calculator helps you determine exact amounts.
What deductions can I claim as self-employed in New Jersey?
Common deductions include home office ($5/sq ft), health insurance premiums (100%), retirement contributions (SEP IRA up to $69,000), business equipment, vehicle expenses, and professional services. Use our deduction checklist for the full list.
How does a 1099 work in New Jersey?
If you earn $600+ from a client, they should issue Form 1099-NEC. You're responsible for reporting all income and paying self-employment tax on your net profit, regardless of whether you receive a 1099.
Should I form an LLC in New Jersey for tax savings?
An LLC alone doesn't change your tax rate — you still pay the same self-employment tax. However, electing S-Corp status can save thousands if your net profit exceeds $60,000-80,000. Use our business structure optimizer to compare.