Estimate your quarterly taxes as a self-employed worker in Rock Springs for 2026, including self-employment tax, federal income tax, with no Wyoming state income tax.
Last updated: May 2026 · Data: MIT Living Wage Calculator, C2ER, U.S. Census, BLS, IRS, state and city sources
Rock Springs freelancers pay federal self-employment tax and federal income tax, but Wyoming has no state income tax. Wyoming has no state income tax, no corporate income tax, and no gross receipts tax. The state is funded primarily through mineral extraction taxes and a 4% state sales tax. Wyoming is consistently ranked as one of the most tax-friendly states in America.
| Tax Component | Rate / Detail (2026) |
|---|---|
| Self-Employment Tax | 15.3% on 92.35% of net profit |
| Social Security portion | 12.4% on first $176,100 |
| Medicare portion | 2.9% (no cap) |
| SE Tax Deduction | Deduct half of SE tax from income |
| Federal Standard Deduction (Single) | $15,000 |
| Wyoming State Income Tax | No state income tax |
| Rock Springs Local Income Tax | None |
| Quarterly Due Dates | April 15, June 16, September 15, January 15 |
Rock Springs anchors southwestern Wyoming and is a center of trona (soda ash) mining, hosting some of the largest deposits in the world, alongside oil and gas, power generation, and a historically diverse, immigrant-rooted mining community.
| Local Metric | Rock Springs (2026 estimate) |
|---|---|
| Metro population | 23,000 |
| County / jurisdiction | Sweetwater County |
| Cost of living index (US avg = 100) | 88 |
| MIT living wage, single adult | $18.50/hour |
| MIT living wage, one earner supporting a family of four | $38.00/hour |
| Applicable minimum wage | $7.25/hour |
| Average rent, 1-bedroom | $900/month |
| Average rent, 2-bedroom | $1,100/month |
| Median home price | $250,000 |
| Median household income | $75,000/year |
| Combined sales tax rate | 5% |
| Effective property tax rate | 0.55% of value/year |
Local figures are 2026 estimates compiled from the MIT Living Wage Calculator, the C2ER Cost of Living Index, U.S. Census and Zillow housing data, and city and county sources. Verify current figures before relying on them.
If you expect to owe at least $1,000 in federal tax, you generally must pay quarterly. This covers freelancers, contractors, sole proprietors, and LLC members in Rock Springs. Wyoming has no state income tax, so only federal estimated payments apply.
Federal estimated taxes are due April 15, June 16, September 15, and January 15. There are no state estimated payments in Wyoming.
A common rule is 25% to 35% of net profit. Without state income tax, Rock Springs freelancers can often target the lower end of that range. Use the calculator above for your numbers.
The self-employment tax rate is 15.3% (12.4% Social Security up to $176,100 of net earnings, plus 2.9% Medicare with no cap). It applies to 92.35% of net profit, and half of it is deductible against income tax.
Rock Springs does not levy a local personal income tax. Your estimated payments cover federal taxes only, since Wyoming has no state income tax.