how do you calculate percentage from mill rate 
property taxes are often measured in mills representing a 10th of a percent to determine the tax rate as a percentage multiply the mill rate by 10 the bottom linethe mill rate is simply a tax rate that is used to assess the property tax within a jurisdiction it utilizes a specific calculation 1 mill is equal to 1 in property tax levied per 1 000 of a property s assessed value so a mill rate of 7 means that you pay 7 for every 1 000 of your property s assessed value the assessed property taxes are then used to pay for government expenses within the area where the property is situated 