Ohio Quarterly Tax Calculator
Calculate your estimated quarterly tax payments for federal and Ohio state taxes. Designed for self-employed individuals, freelancers, and independent contractors.
OH State Tax: Flat 3.5%
Quarterly Payment Amount
$6,244
Per quarter (4 remaining)
Annual Tax Breakdown
2026 Payment Schedule
Jan 1 - Mar 31
Due: April 15, 2026
$6,244
Apr 1 - May 31
Due: June 15, 2026
$6,244
Jun 1 - Aug 31
Due: September 15, 2026
$6,244
Sep 1 - Dec 31
Due: January 15, 2027
$6,244
Don't miss your quarterly payments!
The IRS may charge penalties and interest if you underpay or pay late. Consider setting up automatic payments or calendar reminders.
Ohio Quarterly Tax Highlights
Ohio has a flat 3.5% income tax rate
First $26,050 of income is exempt
Many cities have additional local income tax
Ohio Quarterly Tax FAQ
What is Ohio's income tax rate?
Ohio has a flat 3.5% income tax rate on income over $26,050. Many Ohio cities also impose local income taxes ranging from 0.5% to 3%.
Official References
This calculator uses current federal and Ohio tax rates and schedules:
- IRS Estimated Tax Guidelines
Federal quarterly tax requirements and Form 1040-ES
- Ohio Department of Taxation
Official Ohio tax authority
- IRS Self-Employment Tax
Social Security and Medicare tax information
This calculator provides estimates based on 2026 tax rates. Your actual tax liability may vary based on deductions, credits, and other factors. Consult a tax professional for personalized advice.