Red River Parish (French: Paroisse de la Rivière-Rouge) is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 9,091, making it the fourth-least populous parish in Louisiana. Its seat is Coushatta. It was one of the newer parishes created in 1871 by the state legislature under Reconstruction. The plantation economy was based on cotton cultivation, highly dependent on enslaved African labor before the American Civil War.
According to the U.S. Census Bureau, the parish has a total area of 402 square miles (1,040 km), of which 389 square miles (1,010 km) is land and 13 square miles (34 km) (3.3%) is water.
Loggy Bayou flows south from Lake Bistineau, traverses Bienville Parish, and in Red River Parish joins the Red River.
As of the 2010 United States Census, there were 9,091 people residing in the parish. 59.0% were White, 39.5% Black or African American, 0.4% Native American, 0.1% Asian, 0.3% of some other race and 0.6% of two or more races. 1.1% were Hispanic or Latino (of any race).
As of the census of 2000, there were 9,622 people, 3,414 households, and 2,526 families residing in the parish. The population density was 25 people per square mile (10/km²). There were 3,988 housing units at an average density of 10 per square mile (4/km²). The racial makeup of the parish was 57.87% White, 40.91% Black or African American, 0.28% Native American, 0.09% Asian, 0.02% Pacific Islander, 0.22% from other races, and 0.61% from two or more races. 1.01% of the population were Hispanic or Latino of any race.
There were 3,414 households out of which 35.70% had children under the age of 18 living with them, 51.50% were married couples living together, 18.60% had a female householder with no husband present, and 26.00% were non-families. Individuals made up 23.10% of all households, and 11.50% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.23.
In the parish the population was spread out with 30.10% under the age of 18, 9.30% from 18 to 24, 24.80% from 25 to 44, 21.50% from 45 to 64, and 14.40% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 90.80 males. For every 100 females age 18 and over, there were 85.40 males.
The median income for a household in the parish was $23,153, and the median income for a family was $27,870. Males had a median income of $27,132 versus $17,760 for females. The per capita income for the parish was $12,119. About 26.00% of families and 29.90% of the population were below the poverty line, including 40.10% of those under age 18 and 18.90% of those age 65 or over.