Estimate your quarterly taxes as a self-employed worker in Philadelphia for 2026, including self-employment tax, federal income tax, and Pennsylvania state income tax.
Last updated: May 2026 · Data: MIT Living Wage Calculator, C2ER, U.S. Census, BLS, IRS, state and city sources
Philadelphia freelancers pay federal self-employment tax, federal income tax, and Pennsylvania state income tax (Flat 3.07%). Pennsylvania has one of the lowest flat income tax rates in the nation at 3.07%. However, many municipalities impose local earned income taxes of 1% to 3.9% (Philadelphia). The state does not tax retirement income, including 401(k) and IRA distributions.
| 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 |
| Pennsylvania State Income Tax | Flat 3.07% |
| Philadelphia Local Income Tax | About 3.75% (city wage tax, residents) |
| Quarterly Due Dates | April 15, June 16, September 15, January 15 |
Philadelphia is the largest city in Pennsylvania and a major East Coast hub for healthcare and higher education (the eds and meds economy), pharmaceuticals and life sciences, financial services, a busy seaport, and tourism rooted in the nation's founding history.
| Local Metric | Philadelphia (2026 estimate) |
|---|---|
| Metro population | 1.6 million |
| County / jurisdiction | the City and County of Philadelphia |
| Cost of living index (US avg = 100) | 102 |
| MIT living wage, single adult | $21.50/hour |
| MIT living wage, one earner supporting a family of four | $42.00/hour |
| Applicable minimum wage | $7.25/hour |
| Average rent, 1-bedroom | $1,650/month |
| Average rent, 2-bedroom | $1,950/month |
| Median home price | $245,000 |
| Median household income | $60,000/year |
| Combined sales tax rate | 8% |
| Effective property tax rate | 0.92% 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 Philadelphia. Pennsylvania also requires state estimated payments if you expect more than $8,000 of income not subject to withholding.
Federal estimated taxes are due April 15, June 16, September 15, and January 15. Pennsylvania uses the same quarterly schedule for its state estimated payments.
A common rule is 25% to 35% of net profit. Because Pennsylvania adds state income tax (Flat 3.07%) on top of federal taxes, Philadelphia freelancers often set aside toward the higher end. 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.
Philadelphia levies a city wage tax of about 3.75% on the wages of residents (and roughly 3.44% on non-residents who work in the city). The calculators on this page show federal, Pennsylvania, and FICA amounts, so Philadelphia residents should add the city wage tax on top.