Indiana Income Tax Calculator
Calculate your Indiana state income tax alongside federal tax. See the full bracket breakdown, effective rate, and combined tax liability.
Last updated: · Tax Foundation (2025 state brackets) + IRS Rev. Proc. 2025-32 (2026 federal)
On a $75,000 salary in Indiana (single filer, 2025), your estimated state income tax is $2,287.50 (3.1% effective rate). Combined with federal tax of $7,670.00, your total income tax is $9,957.50 (13.3% combined effective rate). Indiana uses a flat tax rate of 3.05%. Source: Tax Foundation, state revenue department.
Flat rate of 3.05% for 2025 (reduced from 3.15%). Counties also levy income taxes ranging from 0.5% to 2.96%.
Federal estimates use 2026 IRS brackets. State estimates use 2025 state rate data.
Results
Indiana Tax Bracket Breakdown
| Rate | Range | Tax |
|---|---|---|
| 3.05% | $0 – ∞ | $2,287.50 |
| Total Indiana Tax | $2,287.50 | |
Compare Indiana with Other States
How This Is Calculated
Indiana levies a flat income tax rate of 3.05% on all taxable income.
Data source
State bracket data from the Tax Foundation (2025 State Individual Income Tax Rates and Brackets). Cross-referenced with the Indiana revenue department. Federal brackets from IRS Rev. Proc. 2025-32 (2026).
Frequently Asked Questions
- How much is Indiana income tax on $75,000?
- On a $75,000 salary in Indiana, you would owe approximately $2,287.50 in state income tax (3.1% effective rate) plus $7,670.00 in federal income tax, for a combined total of $9,957.50 (13.3% combined effective rate).
- What is the Indiana income tax rate for 2025?
- Indiana has a flat income tax rate of 3.05%. All taxable income is taxed at the same rate. Flat rate of 3.05% for 2025 (reduced from 3.15%). Counties also levy income taxes ranging from 0.5% to 2.96%.