Your quarterly estimated tax
Enter your expected self-employment profit.
By the DollarScout team · Updated · Methodology · How we make money
Your estimate
$18,169.07
Next due date: Jan 15, 2027.
Your tax estimate
- Self-employment$8,478
- Federal$6,691
- State$3,000
- Q1: Apr 15, 2026
- Q2: Jun 15, 2026
- Q3: Sep 15, 2026
- Q4: Jan 15, 2027
What this means
Half of SE tax deducted
$4,238.87
Deducted before your federal rate is applied.
What is not modelled
Additional Medicare Tax, QBI deduction, credits and safe-harbor rules.
Missed payments can incur penalties. State deadlines can differ.
Your due-date calendar
- Q4 · Jan 15, 2027$18,169
Next payment$18,169.07
Remaining payment dates
Net earnings for SE tax: $55,410.00. Remaining after payments: $18,169.07.
| Payment | Due date | Amount |
|---|---|---|
| Q4 | Jan 15, 2027 | $18,169.07 |
How this calculator works
How the math works
Estimate self-employment tax from verified 2026 IRS and SSA constants. Deduct half before applying your federal income tax rate; apply your state rate to profit, subtract payments and split the remainder over upcoming IRS due dates.
Assumptions
- Your own federal and state income tax rates
- 2026 calendar tax year
- No Additional Medicare Tax, QBI deduction, credits or safe-harbor rules
- Missed payments can incur penalties
About this calculator
Enter your expected self-employment profit. See your self-employment tax, your estimate with your own income tax rate, and what to pay by each remaining due date.
Frequently asked questions
Is this calculator free?
Yes. No account or payment required.
Can I share my results?
Copy link shares the inputs in the address. Results remain estimates.
Example inputs. Results are estimates, not an offer or tax advice.