East Alton is a village in Madison County, Illinois, United States. The population was 6,301 at the 2010 census.
East Alton is located at 38°53′0″N 90°6′22″W / 38.88333°N 90.10611°W / 38.88333; -90.10611 (38.883397, -90.106113).
According to the 2010 census, East Alton has a total area of 5.564 square miles (14.41 km), of which 5.33 square miles (13.80 km) (or 95.79%) is land and 0.234 square miles (0.61 km) (or 4.21%) is water.
As of the census of 2000, there were 6,830 people, 2,965 households, and 1,787 families residing in the village. The population density was 1,241.3 people per square mile (479.5/km²). There were 3,171 housing units at an average density of 576.3 per square mile (222.6/km²). The racial makeup of the village was 96.72% White, 0.94% African American, 0.25% Native American, 0.38% Asian, 0.01% Pacific Islander, 0.18% from other races, and 1.52% from two or more races. Hispanic or Latino of any race were 1.02% of the population.
There were 2,965 households out of which 30.1% had children under the age of 18 living with them, 41.3% were married couples living together, 14.3% had a female householder with no husband present, and 39.7% were non-families. 35.0% of all households were made up of individuals and 17.0% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.95.
In the village, the population was spread out with 25.2% under the age of 18, 8.9% from 18 to 24, 28.8% from 25 to 44, 20.6% from 45 to 64, and 16.6% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 91.6 males. For every 100 females age 18 and over, there were 87.1 males.
The median income for a household in the village was $28,404, and the median income for a family was $35,655. Males had a median income of $36,770 versus $20,865 for females. The per capita income for the village was $15,572. About 7.8% of families and 13.3% of the population were below the poverty line, including 18.9% of those under age 18 and 8.0% of those age 65 or over.
East Alton Illinois neighborhoods include: Berkshire East Alton, Blinn Heights, East Alton-Rosewood Heights, N Old St Louis Rd/Aberdeen Ave