Estimate your self-employment tax in Springfield for 2026: the 15.3% SE tax, the deductible half, federal income tax, state income tax, and quarterly payments.
Last updated: May 2026 · Data: MIT Living Wage Calculator, C2ER, U.S. Census, BLS, IRS, state and city sources
Springfield self-employed workers pay federal SE tax and federal income tax, plus Massachusetts state income tax (5% to 9%). Massachusetts has a flat 5% income tax rate with a 4% surtax on income over $1 million (the 'millionaire tax' approved by voters in 2022). The state has one of the highest LLC filing fees in the nation.
| Net Profit | SE Tax | Half-SE Deduction | Total Est. Tax | Per Quarter |
|---|---|---|---|---|
| $30,000 | $4,239 | $2,119 | $6,190 | $1,548 |
| $50,000 | $7,065 | $3,532 | $12,176 | $3,044 |
| $75,000 | $10,597 | $5,299 | $20,281 | $5,070 |
| $100,000 | $14,130 | $7,065 | $30,086 | $7,522 |
| $150,000 | $21,194 | $10,597 | $50,118 | $12,530 |
Single filer, standard deduction. Total tax = SE tax + federal income tax + Massachusetts state tax. Estimates only.
Springfield is the largest city in western Massachusetts and the commercial center of the Pioneer Valley, with an economy spanning healthcare, higher education, precision manufacturing, insurance (the home of MassMutual), and tourism.
| Local Metric | Springfield (2026 estimate) |
|---|---|
| Metro population | 155,000 |
| County / jurisdiction | Hampden County |
| Cost of living index (US avg = 100) | 99 |
| MIT living wage, single adult | $21.00/hour |
| MIT living wage, one earner supporting a family of four | $42.50/hour |
| Applicable minimum wage | $15.00/hour |
| Average rent, 1-bedroom | $1,100/month |
| Average rent, 2-bedroom | $1,400/month |
| Median home price | $290,000 |
| Median household income | $47,000/year |
| Combined sales tax rate | 6.25% |
| Effective property tax rate | 1.45% 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.
The federal SE tax rate is 15.3% (12.4% Social Security plus 2.9% Medicare), the same in Springfield as everywhere. It applies to 92.35% of net profit; Social Security stops at $176,100 of net earnings.
Massachusetts taxes self-employment income as ordinary income (5% to 9%), so Springfield freelancers owe state tax on top of federal.
On $60,000 of net profit in Springfield, estimated total tax (SE plus federal plus state) is about $15,169, or roughly $3,792 per quarter.
Springfield does not levy a local self-employment or income tax. Business owners should still budget for any required local license.
Business expenses that lower net profit (equipment, software, home office, mileage) reduce both SE tax and income tax. The deductible half of SE tax, self-employed health insurance, and retirement contributions reduce income tax.