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Tax year 2025Last verified

Indiana Income Tax Rates and Brackets — 2025

Top marginal rate, 2025
3%
Flat rate
Tax on $100,000, 2025
$2,970
Single filer, standard deduction
Rank in 2025
14th
of 51 jurisdictions, lowest tax first
Change to 2026
−$49
on $100,000, now 14th

What changed between 2025 and 2026

This page exists because these figures moved. A tax year identical to the current one is a sentence on the Indiana page, not a URL of its own.

Indiana tax figures that changed between 2025 and 2026
FigureFiling status20252026
Top marginal rateAll3%2.95%

Effective 2025-01-01: Indiana's flat individual adjusted gross income tax rate fell from 3.05% to 3.00%.

Every change on this site traces to enacted legislation. See all 2025 state tax changes and the 2025 rates for all 51 jurisdictions.

2025 brackets, all four filing statuses

The full 2025 rate schedule as Indiana published it, including the standard deduction and exemptions that applied that year.

Single

Standard deduction None · Personal exemption $1,000
Indiana 2025 income tax brackets for Single filers
Taxable incomeMarginal rate
$0 and above3%

Married filing jointly

Standard deduction None · Personal exemption $2,000
Indiana 2025 income tax brackets for Married filing jointly filers
Taxable incomeMarginal rate
$0 and above3%

Married filing separately

Standard deduction None · Personal exemption $1,000
Indiana 2025 income tax brackets for Married filing separately filers
Taxable incomeMarginal rate
$0 and above3%

Head of household

Standard deduction None · Personal exemption $1,000
Indiana 2025 income tax brackets for Head of household filers
Taxable incomeMarginal rate
$0 and above3%

What 2025 cost at each income

Indiana tax owed by a single filer taking the standard deduction, 2025 rules against 2026 rules.

Indiana tax owed in 2025 compared with 2026, single filer
Income2025 tax2026 taxChange
$50,000$1,470$1,446−$24
$75,000$2,220$2,183−$37
$100,000$2,970$2,921−$49
$150,000$4,470$4,396−$74
$250,000$7,470$7,346−$124
$500,000$14,970$14,721−$249
$1,000,000$29,970$29,471−$499

Indiana against its neighbours in 2025

Tax owed on $100,000 by a single filer under each state's 2025 rules.

Neighbouring states' 2025 tax on $100,000
Jurisdiction2025 tax on $100,000
Michigan$4,004
Ohio$2,310
Kentucky$3,869
Illinois$4,809

Other tax years

Sources for Indiana, 2025

Sources

  1. 1.Indiana Department of RevenueState revenue department
    2025 Form IT-40, Indiana Full-Year Resident Individual Income Tax Return (State Form 154, R24 / 9-25)
    Retrieved · Line 8: "State adjusted gross income tax: multiply line 7 by 3% (.03)".
  2. 2.Indiana Department of RevenueState revenue department
    Departmental Notice #1, effective Jan. 1, 2025 (R45 / 12-24)
    Retrieved · Archived copy of the Department's own https://www.in.gov/dor/files/dn01.pdf, which now serves the 2026 edition. States "For 2025, the state adjusted gross income tax rate for individuals is 3.00%" and carries the 2025 county rate chart.
  3. 3.Indiana Department of RevenueState revenue department
    2025 IT-40 Income Tax Instruction Booklet
    Retrieved · Exemption amounts: $1,000 each for taxpayer, spouse and dependents; additional $1,500 for qualifying dependent children ($3,000 in the first year).

Figures on this page were last checked against these sources on . Found something wrong? Report it.

What this figure does not include

  • County income tax is shown but is not included in the headline state figure.
  • The additional $1,500 dependent-child exemption, the age-65 and blind exemptions and Indiana's many deductions (renter's, homeowner's property tax, military pay) are not modelled.