 In 2010, miscalculations by the State Tax Equalization Board (STEB) were widespread in the Commonwealth and adversely impacted funding for many school districts, including those that did not cross county borders.The average yearly property tax paid by Fayette County residents amounts to about 3.48% of their yearly income.Fayette County ranked 382nd out of the 3143 United States counties for property taxes as a percentage of median income.