Self-Employment Tax for New Mexico (2026)
New Mexico (NM) Key Facts
Federal S E Tax Rate
15.3%
State Income Tax Rate
5.9%
Combined S E + State Rate
21.2%
S E Tax Components
12.4% Social Security + 2.9% Medicare
How This Calculator Works in New Mexico
This calculator estimates your total self-employment tax in New Mexico, including the federal 15.3% SE tax and New Mexico's state income tax. Enter your net SE income to see your liability.
New Mexico Overview
Self-employed workers in New Mexico pay the federal 15.3% SE tax plus state income tax at up to 5.9%, for a combined burden of approximately 21.2%. Quarterly estimated payments are typically required for both federal and state obligations.
How New Mexico Compares
New Mexico's combined SE burden of 21.2% compares to Arizona at 17.8% and Texas at 15.3%. State income tax creates meaningful differences between states.
| State | Top Rate | Notes |
|---|---|---|
| Arizona | 2.5% | Arizona has a state income tax on SE income rate of 2.5%. |
| Texas | 0% | Texas has a state income tax on SE income rate of 0%. |
| Colorado | 4.4% | Colorado has a state income tax on SE income rate of 4.4%. |
New Mexico's state income tax on SE income rate of 5.9% compares to a national average of approximately 5.04%. This is above the national average.
Tips for New Mexico Residents
- 1Federal self-employment tax is 15.3% (12.4% Social Security + 2.9% Medicare) regardless of state.
- 2New Mexico adds state income tax at up to 5.9% on self-employment income, for a combined rate of about 21.2%.
- 3Make quarterly estimated payments for both federal and New Mexico state taxes to avoid underpayment penalties.
- 4Deduct half of your SE tax on your federal return and track all business expenses to minimize net self-employment income.
- 5Consider whether an S-Corp election could reduce your SE tax burden if your net income exceeds $50,000-$60,000.