Estimate your quarterly taxes as a self-employed worker in Dover for 2026, including self-employment tax, federal income tax, with no New Hampshire state income tax.
Last updated: May 2026 · Data: MIT Living Wage Calculator, C2ER, U.S. Census, BLS, IRS, state and city sources
Dover freelancers pay federal self-employment tax and federal income tax, but New Hampshire has no state income tax. New Hampshire has no state income tax on wages or salaries. The state previously taxed interest and dividend income at 5%, but that tax was fully phased out as of January 2025. New Hampshire also has no general sales tax.
| 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 |
| New Hampshire State Income Tax | No state income tax |
| Dover Local Income Tax | None |
| Quarterly Due Dates | April 15, June 16, September 15, January 15 |
Dover, New Hampshire (distinct from Dover, Delaware) is the oldest permanent settlement in the state and a fast-growing Seacoast city, with an economy built on healthcare, technology, manufacturing, and its location near Portsmouth and the University of New Hampshire.
| Local Metric | Dover (2026 estimate) |
|---|---|
| Metro population | 33,000 |
| County / jurisdiction | Strafford County |
| Cost of living index (US avg = 100) | 108 |
| MIT living wage, single adult | $21.00/hour |
| MIT living wage, one earner supporting a family of four | $42.50/hour |
| Applicable minimum wage | $7.25/hour |
| Average rent, 1-bedroom | $1,550/month |
| Average rent, 2-bedroom | $1,900/month |
| Median home price | $430,000 |
| Median household income | $78,000/year |
| Combined sales tax rate | 0% |
| Effective property tax rate | 1.95% 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 Dover. New Hampshire 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 New Hampshire.
A common rule is 25% to 35% of net profit. Without state income tax, Dover 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.
Dover does not levy a local personal income tax. Your estimated payments cover federal taxes only, since New Hampshire has no state income tax.