Alexander is a city in Pulaski and Saline counties in the U.S. state of Arkansas. Located in Central Arkansas, the town was founded as a construction camp for the nearby railroad. Following its completion, the citizens decided to incorporate in 1887. Alexander is home to the Arkansas Juvenile Assessment and Treatment Center. The population was 2,901 at the 2010 census.
Alexander is located at 34°37′53″N 92°26′39″W (34.631508, -92.444188).
According to the United States Census Bureau, the town has a total area of 2.2 square miles (5.7 km2), all land.
As of the 2000 census, there were 614 people, 276 households, and 171 families in the town. The population density was 526.8/km2 (1,369.5/mi²). There were 305 housing units at an average density of 261.7/km2 (680.3/mi²). The racial makeup of the town was 70.68% White, 26.71% Black or African American, 0.49% Native American, 0.98% Asian, 0.33% from other races, and 0.81% from two or more races. 2.28% of the population were Hispanic or Latino of any race.
Of the 276 households 29.3% had children under the age of 18 living with them, 39.1% were married couples living together, 17.4% had a female householder with no husband present, and 38.0% were non-families.