Free Quarterly Tax Calculator for 1099 Creators

Enter a payout from Patreon, Substack, Whop, OnlyFans, or any 1099 source. We'll estimate the federal tax you should set aside — self-employment tax + income tax, with a 10% safety buffer so you never come up short.

Your numbers

Across every platform, before this payout.

Set aside

$388.55

15.5% of this payout

Self-employment tax (15.3%)
$353.23
Federal income tax
$0.00
Marginal income rate
10%
Next IRS deadline
Q3 2026 estimated taxes are due September 15, 2026.

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FAQ

How much should I set aside for taxes as a 1099 creator?

Most US 1099 creators should set aside 25–35% of each payout for federal taxes, depending on total annual income. This covers 15.3% self-employment tax plus federal income tax. State tax is separate.

When are quarterly estimated taxes due?

Federal quarterly estimated taxes are due April 15, June 15, September 15, and January 15 of the following year. Missing a deadline triggers an IRS underpayment penalty even if you pay in full at filing.

What is the self-employment tax rate for 2026?

15.3% on the first $176,100 of net SE earnings (12.4% Social Security + 2.9% Medicare), then 2.9% Medicare above that. Net SE earnings are gross income × 0.9235.

Disclaimer: Estimated federal tax calculations for informational purposes only. Not tax, legal, or accounting advice. State taxes not included. Always consult a qualified tax professional.