Quarterly Tax Calculator
Freelancers don't have taxes withheld — you pay in four installments. Enter your annual income and see exactly how much is due each quarter, when it's due, and how to avoid the underpayment penalty.
Total 1099 / freelance income for the year
$
Deductible expenses reduce your net profit and tax
$
From last year's return — unlocks safe harbor amounts
$
⚠️ Estimates only. Tax rates updated for 2026. Consult a CPA for advice specific to your situation.
Pay each quarter
$8,488
$33,952 total annual tax · 42.4% effective rate
Payment schedule
Income periodDue dateAmountStatus
Q1Jan 1 – Mar 31April 15, 2026$8,488Passed
Q2Apr 1 – May 31June 16, 2026$8,48840 days
Q3Jun 1 – Aug 31Sept 15, 2026$8,488131 days
Q4Sep 1 – Dec 31Jan 15, 2027$8,488253 days
Miss a payment? The IRS charges an underpayment penalty (~8% annualized) on any shortfall per quarter. To be safe, pay the lesser of 90% of this year's estimated tax or the safe harbor amount from your prior year return.