Individual Income Tax Rates Change in Martin and Owen Counties

(UNDATED) – Effective Jan. 1, 2021, six Indiana county income tax rates will increase, according to the Indiana Department of Revenue (DOR).

Local income tax rates are determined by county officials and provided to DOR for review regarding compliance with Indiana law.

Below are the six counties impacted along with their new tax rates:

  • Martin County: 0.025 (increased from 0.0175)
  • Owen County: 0.016 (increased from 0.014)
  • Randolph County: 0.025 (increased from 0.0225)
  • Shelby County: 0.016 (increased from 0.015)
  • Switzerland County: 0.0125 (increased from 0.01)
  • Union County: 0.02 (increased from 0.0175)

These tax rates affect businesses with employees who live or work in any of these counties and have income tax withholdings.

For Indiana residents on Jan. 1, 2021, county tax rates for individuals are based on the employee’s Indiana county of residence on that date.

For individuals who are not Indiana residents on Jan. 1, 2021, county tax rates are based on the individual’s county of principal business or employment on Jan. 1.

A complete list of current rates for all Indiana counties is available on DOR’s website in Departmental Notice #1 at by clicking on the “Legal Resources” icon, then choosing “Tax Library” and selecting the “Departmental Notices” tab.