 In 2010, 9.9% of the population identified as being foreign-born, with 25.4% of households in Dalhart speaking a primary language other than English at home.Data demonstrated that 79.6% of residents over 25 had earned at least a high-school diploma, while 16.4% had obtained a bachelor's degree or higher.Over the 4-year period between 2007 and 2011, the median household income was $53,210, with a larger mean (average) household income of $69,190.