Alexandria is a city in Monroe Township, Madison County, Indiana, United States. It is about northeast of Indianapolis. According to the 2010 census, its population was 5,145, a decrease of 17.8% from 6,260 in 2000. History Alexandria was platted in 1836, when it was certain that the Indiana Central Canal would be extended to that point. It was incorporated as a town in 1898. Geography Alexandria is located at . According to the 2010 census, Alexandria has a total area of , all land. Demographics Alexandria is part of the Anderson, Indiana metropolitan statistical area. 2010 census As of the census of 2010, there were 5,145 people, 2,113 households, and 1,362 families living in the city. The population density was . There were 2,507 housing units at an average density of . The racial makeup of the city was 97.4% White, 0.3% African American, 0.1% Native American, 0.2% Asian, 0.8% from other races, and 1.1% from two or more races. Hispanic or Latino people of any race were 1.7% of the population. Of the 2,113 households 33.6% had children under the age of 18 living with them, 42.2% were married couples living together, 15.7% had a female householder with no husband present, 6.6% had a male householder with no wife present, and 35.5% were non-families. 30.1% of households were one person and 12.8% were one person aged 65 or older. The average household size was 2.41 and the average family size was 2.95. The median age was 38.2 years. 25.6% of residents were under the age of 18; 8.8% were between the ages of 18 and 24; 24.8% were from 25 to 44; 25.1% were from 45 to 64; and 15.6% were 65 or older. The gender makeup of the city was 47.8% male and 52.2% female. 2000 census As of the census of 2000, there were 6,260 people, 2,481 households, and 1,654 families living in the city. The population density was . There were 2,704 housing units at an average density of . The racial makeup of the city was 98.10% White, 0.46% Black or African American, 0.08% Native American, 0.11% Asian, 0.02% Pacific Islander, 0.43% from other races, and 0.80% from two or more races. 0.99% of the population were Hispanic or Latino of any race. Of the 2,481 households 33.9% had children under the age of 18 living with them, 49.0% were married couples living together, 12.7%