Parke County changed their county income tax rates. These changes took effect on Oct. 1, 2016. The rate changes are as follows. The resident rate increased from .0245 to .0265. The nonresident rate is unchanged. The list of rates for all Indiana counties is available by clicking on the link provided to you on WREBfm.com. These rates affect businesses with employees who live or work in any of these counties and have income tax withholdings. Employers with questions about these county income tax rates can contact the department at (317) 233-4016. link: www.in.gov/dor/reference/files/dn01.pdf.