Keyser is located in Mineral county West virginia with a geographic area of 2.0 square miles. The total population in Keyser is 4,956 with 47.7% male and 52.3% female. Children under age 5 represent 0.8% of the population, under age 18 equal 15.5% of the population and over age 65 is 23.5% of the population. The median household income is $44,679, per capita income is $24,120. There are a total of 2,132 housing units with 63.6% owner occupied. Education includes 35.0% of residents that are high school graduates and 30.1% with a bachelor's degree or higher. The average temperature in Keyser in the summer is 72 degrees, and in the winter 32 degrees.