Indiana Income Tax Rate 2017 - 2018

Indiana state income tax rate table for the 2017 - 2018 filing season has one income tax bracket or a flat IN tax rate of 3.23% for Single, Married Filing Jointly, Married Filing Separately, and Head of Household statuses. The Indiana tax rate decreased from 3.3% last year to 3.23% this year. Indiana income tax rate and tax brackets shown in the table below are based on income earned between January 1, 2017 through December 31, 2017.

The current year 2017 Indiana income tax rate of 3.23% is down from 3.3% in 2016 and 3.4% in 2015 showing a downward trend towards a previously stated goal by the former Governor of 3.06%. Outlook for the 2018 Indiana income tax rate is to remain at 3.23%.

Single Tax BracketsTax Rate 2017
Source: 2017 Indiana County Resident and Nonresident Income Tax Rates, published by the Indiana Department of Revenue..
$0to3.23%
Married Filing Jointly BracketsTax Rate 2017
Source: 2017 Indiana County Resident and Nonresident Income Tax Rates, published by the Indiana Department of Revenue..
$0to3.23%
Married Filing Separately BracketsTax Rate 2017
Source: 2017 Indiana County Resident and Nonresident Income Tax Rates, published by the Indiana Department of Revenue..
$0to3.23%
Head of Household BracketsTax Rate 2017
Source: 2017 Indiana County Resident and Nonresident Income Tax Rates, published by the Indiana Department of Revenue..
$0to3.23%

Please reference the Indiana tax forms and instructions booklet published by the Indiana Department of Revenue to determine if you owe state income tax or are due a state income tax refund. Indiana income tax forms are generally published at the end of each calendar year, which will include any last minute 2017 - 2018 legislative changes to the IN tax rate or tax brackets. The Indiana income tax rate tables and tax brackets shown on this web page are for illustration purposes only.

Indiana Tax Brackets 2017 - 2018

Looking at the tax rate and tax brackets shown in the tables above for Indiana, we can see that Indiana collects individual income taxes similarly for Single and Married filing statuses, for example. We can also see the flat nature of Indiana state income tax rates at 3.23% regardless of income and status.

For single taxpayers living and working in the state of Indiana:

  • Flat tax rate of 3.23% is applied to all taxable income.

For married taxpayers living and working in the state of Indiana:

  • Flat tax rate of 3.23% is applied to all taxable income.

For the Single, Married Filing Jointly, Married Filing Separately, and Head of Household filing statuses, the IN tax rates and the number of income tax brackets remain the same.

Last updated: September 29, 2017