Estimate your self-employment tax in Waterbury 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
Waterbury self-employed workers pay federal SE tax and federal income tax, plus Connecticut state income tax (2% to 6.99%). Connecticut has a complex tax system with seven brackets. The state also imposes a 6.35% sales tax with some items taxed at a luxury rate of 7.75%.
| Net Profit | SE Tax | Half-SE Deduction | Total Est. Tax | Per Quarter |
|---|---|---|---|---|
| $30,000 | $4,239 | $2,119 | $5,876 | $1,469 |
| $50,000 | $7,065 | $3,532 | $11,768 | $2,942 |
| $75,000 | $10,597 | $5,299 | $19,804 | $4,951 |
| $100,000 | $14,130 | $7,065 | $29,726 | $7,431 |
| $150,000 | $21,194 | $10,597 | $50,112 | $12,528 |
Single filer, standard deduction. Total tax = SE tax + federal income tax + Connecticut state tax. Estimates only.
Waterbury, known as the Brass City for its history as a brass-manufacturing hub, sits in the Naugatuck Valley of central Connecticut, with an economy now built on healthcare, manufacturing, and its location between Hartford and the New York metro.
| Local Metric | Waterbury (2026 estimate) |
|---|---|
| Metro population | 115,000 |
| County / jurisdiction | New Haven County |
| Cost of living index (US avg = 100) | 104 |
| MIT living wage, single adult | $21.00/hour |
| MIT living wage, one earner supporting a family of four | $42.50/hour |
| Applicable minimum wage | $15.69/hour |
| Average rent, 1-bedroom | $1,350/month |
| Average rent, 2-bedroom | $1,650/month |
| Median home price | $230,000 |
| Median household income | $47,000/year |
| Combined sales tax rate | 6.35% |
| Effective property tax rate | 2.5% 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 Waterbury as everywhere. It applies to 92.35% of net profit; Social Security stops at $176,100 of net earnings.
Connecticut taxes self-employment income as ordinary income (2% to 6.99%), so Waterbury freelancers owe state tax on top of federal.
On $60,000 of net profit in Waterbury, estimated total tax (SE plus federal plus state) is about $14,715, or roughly $3,679 per quarter.
Waterbury 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.