North Carolina Side Hustle Tax Guide 2025
Everything side hustlers in North Carolina (NC) need to know about taxes, deductions, and quarterly payments.
North Carolina Tax Overview
Flat rate of 4.5% (dropping to 3.99% by 2026). One of the more competitive taxing states in the Southeast.
Your total tax burden includes federal income tax (10–37%), SE tax (15.3%), and North Carolina state tax (~4.5%).
Self-Employment Tax
Every side hustler pays 15.3% SE tax on net earnings — 12.4% Social Security + 2.9% Medicare. You can deduct half from adjusted gross income.
Quarterly Estimated Payments
Federal quarterly payments required if you owe $1,000+ (Form 1040-ES). Due: April 15, June 15, September 15, January 15.
North Carolina also requires quarterly state estimated payments.
Common Deductions
- Home office ($5/sq ft, max 300 sq ft)
- Equipment and software (Section 179)
- Vehicle (67¢/mile in 2024)
- Health insurance (self-employed deduction)
- Half of SE tax
- Retirement (SEP-IRA or Solo 401(k))
FAQ
Does North Carolina tax side hustle income?
Yes, at ~4.5%. Federal SE tax (15.3%) always applies.
Do I need quarterly payments?
Yes, federal. State quarterly payments also required.
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