Indiana Income Tax Guide (2026)
Indiana (IN) — wage income tax structure: flat. Data status: official. Last verified 2026-07-20.
Calculator
Structure
flat
Sample state tax*
$2,250.00
Marginal (state)
3.00%
Est. net after fed+FICA+state*
$59,342.50
*Illustrative single filer with $75,000 wages treated as AGI/taxable for state preview (no state deduction modeling). Federal uses the standard deduction. Not a filing worksheet.
Indiana income tax rates and brackets
Flat rate: 3.00% of taxable income (state definition of taxable income may differ from federal). Local income taxes may also apply.
Federal, state and FICA take-home breakdown
On the $75,000 single-filer sample: federal income tax $7,670.00, employee FICA $5,737.50, state income tax $2,250.00. Approximate taxable income after federal standard deduction ≈ $58,900 (federal only).
Notes and caveats
- Flat-rate wage income tax for TY2026 (Tax Foundation / state tables). Local income taxes may also apply (e.g. PA, OH, IN municipalities).
Official sources
Tax Foundation — 2026 state income tax rates and brackets . Always confirm with the Indiana taxing agency before filing.