As of the 2010 census, the population of Reston, Virginia was 58,404, a three percent increase from the population in 2000. The population density is 3,405 people per square mile. Males make up 48 percent of the city's population and females make up 52 percent. The median age for residents is about 38 years, slightly higher than the median for the state of Virginia. About 54 percent of the population are married, 31 percent have never been married, 11 percent are divorced, and three percent are widowed. Of the city's residents who are 25 years or older, 97 percent have a high school diploma, 68 percent have a bachelor's degree, and 30 percent have a graduate degree.
About 61 percent of the residents in Reston are white, 15 percent are Hispanic, 11 percent are Asian, 10 percent are African American, and three percent are two or more races. Foreign-born residents make up 24 percent of the population; about nine percent of residents were born in Asia, eight percent were born in Latin America, three percent were born in Europe, and three percent were born in Africa. German, Irish, English, and Italian are the most common ancestries.
The most popular industries in the city are scientific and technical services, which employ more than a quarter of the city's residents. Other popular industries include public administration, educational services, and health care. About a third of the population live and work within the city. The city's unemployment rate is 4.4 percent, while the unemployment rate for the entire state of Virginia is 5.4 percent. As of 2013, the median household income for Reston residents was $105,866, which is significantly higher than the Virginia median income of $62,666. The cost of living index is 134.6, higher than the United States average. The average cost of a detached house in the city is about $650,000 and the average cost of an attached unit is about $415,000. The median rent is about $1,600.