Ann Arbor is a city in the U.S. state of Michigan and the county seat of Washtenaw County. The 2010 census recorded its population to be 113,934.
As of the 2010 U.S. Census, there were 113,934 people, 20,502 families, and 47,060 households residing in the city. The population density was 4,093.9 people per square mile (1,580.7/km²), making it less densely populated than Detroit proper and its inner-ring suburbs like Oak Park and Ferndale, but more densely populated than outer-ring suburbs like Livonia and Troy. The racial makeup of the city was 73.0% White (70.4% non-Hispanic White), 7.7% Black or African American, 0.3% Native American, 14.4% Asian, 0.0% Native Hawaiian or Pacific Islander, 1.0% from other races, and 3.6% from two or more races. Hispanic or Latino residents of any race made up 4.1% of the population. Ann Arbor has a small population of Arab Americans, including students as well as local Lebanese and Palestinians.
In 2013, Ann Arbor had the second-largest community of Japanese citizens in the state of Michigan, at 1,541; this figure trailed only that of Novi, which had 2,666 Japanese nationals.
In 2010, out of 47,060 households, 43.6% were family households, 20.1% had individuals under the age of 18 living in them, and 17.0% had individuals over age 65 living in them. Of the 20,502 family households, 19.2% included children under age 18, 34.2% were husband-wife families (estimates did not include same-sex married couples), and 7.1% had a female householder with no husband present. The average household size was 2.17 people, and the average family size was 2.85 people. The median age was 27.8; 14.4% of the population was under age 18, and 9.3% was age 65 or older.
According to the 2012–2016 American Community Survey estimates, the median household income was $57,697, and the median family income was $95,528. Males over age 25 and with earnings had a median income of $51,682, versus $39,203 for females. The per capita income for the city was $37,158. Nearly a quarter (23.4%) of people and 6.7% of families had incomes below the poverty level.