Arcadia is a town in and the parish seat of Bienville Parish in north Louisiana, United States. The population was 2,919 at the 2010 census. Arcadia has the highest elevation of any town in Louisiana.
Arcadia is located at 32°33′7″N 92°55′27″W / 32.55194°N 92.92417°W / 32.55194; -92.92417 (32.551931, −92.924233) and has an elevation of 384 feet (117.0 m).
According to the United States Census Bureau, the town has a total area of 3.1 square miles (7.9 km), all land.
It is 50 miles (80 km) east of Shreveport.
As of the census of 2000, there were 3,041 people, 1,071 households, and 737 families residing in the town. The population density was 1,025.6 people per square mile (395.3/km²). There were 1,231 housing units at an average density of 415.2 per square mile (160.0/km²). The racial makeup of the town was 37.98% White, 60.57% African American, 0.26% Native American, 0.10% Asian, 0.26% from other races, and 0.82% from two or more races. Hispanic or Latino of any race were 1.61% of the population.
There were 1,071 households, out of which 31.7% had children under the age of 18 living with them, 37.0% were married couples living together, 27.9% had a female householder with no husband present, and 31.1% were non-families. 28.5% of all households were made up of individuals and 12.7% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 3.16.
In the town of Arcadia, the population was spread out with 27.1% under the age of 18, 9.2% from 18 to 24, 24.4% from 25 to 44, 18.7% from 45 to 64, and 20.6% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 81.1 males. For every 100 females age 18 and over, there were 73.3 males.
The median income for a household in the town was $21,661, and the median income for a family was $26,250. Males had a median income of $25,885 versus $17,279 for females. The per capita income for the town was $10,962. About 27.1% of families and 31.4% of the population were below the poverty line, including 42.7% of those under age 18 and 20.6% of those age 65 or over.