Quarterly Tax Calculator
Find out exactly how much to pay each quarter and never miss an IRS deadline again.
Q1 2025
April 15
Q2 2025
June 16
Q3 2025
September 15
Q4 2025
January 15, 2026
Your Income Details
Total income before deductions
Home office, mileage, equipment, etc.
* Based on 2024 tax brackets. Standard deduction ($14,600) applied. Consult a CPA for personalized advice.
Total Tax Owed
$11,921
Effective rate: 19.9%
Quarterly Payment
$2,980
Due 4× per year
Tax Breakdown
2025 Quarterly Tax Payment Schedule
Q1 Due
April 15, 2025
$2,980
Q2 Due
June 16, 2025
$2,980
Q3 Due
September 15, 2025
$2,980
Q4 Due
January 15, 2026
$2,980
Pay via IRS Direct Pay or EFTPS. Late payments incur a penalty of 7–8% per year.
💡 Safe Harbor Rule
Avoid IRS penalties by paying at least 90% of this year's tax or 100% of last year's tax (110% if your AGI was over $150K). Spread it evenly across 4 quarters.