East Baton Rouge Parish (French: Paroisse de Bâton-Rouge Est, Spanish: Parroquia de East Baton Rouge) is the most populous parish in the U.S. state of Louisiana. As of the 2010 census, the population was 440,171. The parish seat is Baton Rouge, Louisiana’s state capital.
According to the U.S. Census Bureau, the parish has a total area of 470 square miles (1,200 km), of which 455 square miles (1,180 km) is land and 15 square miles (39 km) (3.2%) is water.
As of the 2010 census, there were over 440,000 residents in East Baton Rouge, making it the largest parish in Louisiana. There are 156,365 households and 102,575 families residing in the parish. The population density was 906 people per square mile (350/km²). There were 169,073 housing units at an average density of 371 per square mile (143/km²). The racial makeup of the parish was 49.5% White, 45.9% Black or African American, 0.3% Native American, 3.0% Asian, 0.12% Pacific Islander, 1.02% from other races, and 1.2% from two or more races. 3.8% of the population were Hispanic or Latino of any race.
There were 156,365 households, of which 32.80% include children under the age of 18. 44.70% were married couples living together, 16.80% had a female householder with no husband present, and 34.40% were non-families. 26.90% of all households were made up of individuals and 7.20% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.14.
In the parish the population was spread out with 26.20% under the age of 18, 14.40% aged 18 to 24, 28.70% from 25 to 44, 20.80% from 45 to 64, and 9.90% who were 65 years of age or older. The median age was 32 years old. For every 100 females, there were 91.90 males. For every 100 females age 18 and over, there were 87.50 males.
The median income for a parish household was $37,224, and the median income for a family was $47,480. Males had a median income of $38,334 versus $25,073 for females. The per capita income for the parish was $19,790. About 13.20% of families and 17.90% of the population were below the poverty line, including 22.70% of those under age 18 and 11.50% of those age 65 or over.
East Baton Rouge Parish has both the highest high school graduation rate, at 82.2%, and the highest percentage of residents holding at least a bachelor’s degree, 33.3%, in the state of Louisiana.