In 2011, according to the Congressional Budget Offices (CBO’s) estimates, average household market income— a comprehensive income measure that consists of labor income, business income, capital income (including capital gains), and retirement income—was approximately 81,000.Governmenttransfers,whichincludebenefitsfromprogramssuchasSocialSecurity,Medicare,andunemploymentinsurance,averagedapproximately13,000 per household. The sum of those two amounts, which equals before-tax income, was about 94,000,onaverage.Federaltaxesasexaminedinthisreportcomprisefourseparatesources:individualincometaxes,payroll(orsocialinsurance)taxes,corporateincometaxes,andexcisetaxes.Takentogether,thosetaxeswereabout17,000 per household, on average, in 2011. Thus, average household income after taxes was about $77,000, and the average federal tax rate (federal taxes divided by before-tax income) was 17.6 percent