Self-Employed Quarterly Tax Calculator
Work out each 2026 Form 1040-ES payment on your self-employment income — federal income tax, 15.3% SE tax, and state tax in one number.
If you expect to owe $1,000 or more after withholding, the IRS wants four payments (Apr 15, Jun 15, Sep 15, Jan 15). Pay them through IRS Direct Pay and keep the confirmation numbers.
Estimated quarterly payments
The IRS expects 4 payments per year if you'll owe $1,000+. Pay via IRS Direct Pay.
Pay each quarter
$2,766
Annual tax liability
$11,589
Effective rate
23.2%
Due dates
Q1 — due April 15, 2026$2,766
Q2 — due June 15, 2026$2,766
Q3 — due September 15, 2026$2,766
Q4 — due January 15, 2027$2,766
Federal income tax$2,839
Self-employment tax$6,358
State tax (est.)$2,392
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