The average national income per capita for an individual is $28,155, according to the U.S. Census. For an average household in the United States, that median income is $53,046. The median incomes vary by city and often coincide with the cost of living.
The number of people below the poverty level between 2009 and 2013 was 15.4 percent, according to the U.S. Census. Only 20.8 percent of U.S. households make over $100,000 a year. The median household income varies across the country depending on where a person lives. In parts of Los Angeles County, for example, the average household income is $105,481, but in neighborhoods of Shannon County, South Dakota, the median household income is $23,820.
Whether a family is considered middle class not only depends on their income but also how expensive it is where they live. A family in Seattle that makes $100,000 and a family in Detroit that makes $30,000 might both be considered middle class, according to data compiled by NPR.
The government defines a household as two or more relatives by birth, marriage or adoption living together, according to NPR. The average wage in the United States as of June 2015 was $10.49 an hour, down from $10.53 an hour in May, states the U.S. Bureau of Labor and Statistics.