First installment of annual property taxes due Sept. 1, 2021, late payment penalties begin Oct. 1, 2021
The first installment of Johnson County property and mobile home taxes are due on Wednesday, Sept. 1, 2021. The last day to pay property taxes without a penalty is Thursday, Sept. 30, 2021. A penalty of 1 ½ percent per month will be attached to late payments beginning Friday, Oct. 1, 2021.