Self-Employment Tax for Wyoming (2026)
Wyoming (WY) Key Facts
Federal S E Tax Rate
15.3%
State Income Tax Rate
0%
Combined S E + State Rate
15.3%
S E Tax Components
12.4% Social Security + 2.9% Medicare
How This Calculator Works in Wyoming
This calculator estimates your total self-employment tax in Wyoming, including the federal 15.3% SE tax and applicable federal income tax. Enter your net SE income to see your liability.
Wyoming Overview
Self-employed workers in Wyoming pay only the federal 15.3% self-employment tax (covering Social Security and Medicare) since the state has no income tax. No state income tax on SE income. Wyoming has no corporate income tax, making it favorable for business owners.
How Wyoming Compares
Wyoming's combined SE burden of 15.3% compares to Montana at 22.1% and South Dakota at 15.3%. No state income tax keeps the SE burden at the federal minimum.
| State | Top Rate | Notes |
|---|---|---|
| Montana | 6.75% | Montana has a state income tax on SE income rate of 6.75%. |
| South Dakota | 0% | South Dakota 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%. |
Wyoming's state income tax on SE income rate of 0% compares to a national average of approximately 5.04%. This is below the national average.
Tips for Wyoming Residents
- 1Federal self-employment tax is 15.3% (12.4% Social Security + 2.9% Medicare) regardless of state.
- 2Wyoming has no state income tax on self-employment income, keeping your combined rate lower than most states.
- 3No state income tax on SE income. Wyoming has no corporate income tax, making it favorable for business owners.
- 4Deduct half of your SE tax on your federal return to reduce adjusted gross income.
- 5Make quarterly estimated federal tax payments (April 15, June 15, Sept 15, Jan 15) to avoid underpayment penalties.