Self-Employment Tax Calculator
Calculate your self-employment tax including Social Security, Medicare, and quarterly estimated payments.
Inputs
$
$
$
Results
Total SE Tax
$11,303.64
Social Security Tax (12.4%)$9,161.12
Medicare Tax (2.9%)$2,142.52
Additional Medicare (0.9%)$0
Deductible Half of SE Tax$5,651.82
Effective SE Tax Rate14.13%
Quarterly Estimated Payment$2,825.91
Total SE Tax
$11,303.64
How to Use This Calculator
- Start by filling in the input fields below. Results update instantly as you type, so you can experiment with different values to see how they affect the outcome.
- Net Self-Employment Income — Income after business expenses. Accepts values from $0 to $1,000,000 (default: $80,000).
- Business Expenses — Total annual business-related expenses. Accepts values from $0 to $500,000 (default: $0).
- Other W-2 Income — Income from sources other than primary employment. Accepts values from $0 to $500,000 (default: $0).
- Filing Status — Your tax filing status. Choose from: Single, Married Filing Jointly. default: 0.
- Once all inputs are set, review your results in the Results panel. Here's what each output means:
- Total SE Tax — shown as a dollar amount. This is the primary result of this calculator.
- Social Security Tax (12.4%) — shown as a dollar amount.
- Medicare Tax (2.9%) — shown as a dollar amount.
- Additional Medicare (0.9%) — shown as a dollar amount.
- Deductible Half of SE Tax — shown as a dollar amount.
- Effective SE Tax Rate — shown as a numeric value.
- Quarterly Estimated Payment — shown as a dollar amount.
- View the SE Tax Breakdown below for a visual breakdown of how the numbers relate to each other.
- Explore the related calculators below if you need deeper analysis or want to approach this topic from a different angle.
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