How much self-employment tax will I owe in Indiana?

Self-employment tax is federal, not state, the rate is 15.3% (12.4% Social Security + 2.9% Medicare) on 92.35% of your net self-employment income. On top of that you'll owe federal income tax and, if applicable, Indiana state income tax. Enter your net income above to see the full breakdown.

Do I have to pay quarterly estimated taxes?

If you expect to owe $1,000 or more in federal tax for the year, yes, the IRS wants estimated payments on April 15, June 15, September 15, and January 15. Many states with income tax require the same. Missing a quarter triggers an underpayment penalty even if you pay in full by April.

Can I deduct half of my self-employment tax?

Yes. The employer-equivalent half of your SE tax (7.65% of the SE base) is deductible from your adjusted gross income. This calculator applies that deduction automatically before computing federal and state income tax.

Is this calculator accurate enough for filing?

It is an estimate, good for quarterly planning, pricing your rates, and setting aside tax reserves. For your actual return, use tax software or a CPA; individual credits, deductions, and multi-state work can shift the final number materially.

What is Indiana's income tax rate for freelancers in 2026?

Indiana applies a flat 2.95% individual adjusted gross income tax rate for 2026. County income tax is separate and is not included in this state-only estimate.

Does this calculator include Indiana county income tax?

No. Indiana county rates vary by county and can change during the year. Use this estimate for the 2.95% state component, then check the current county rate for your resident or principal business county.

Indiana Self-Employment Tax Calculator