Moss Bluff is a census-designated place (CDP) in Calcasieu Parish, Louisiana, United States. The population was 11,557 at the 2010 census. Located just north of the city of Lake Charles, it is considered a suburb of that city. Moss Bluff is a burgeoning community, and is one of the communities in Calcasieu Parish besides Lake Charles and Sulphur experiencing growth. Several efforts have been made to incorporate Moss Bluff, but at the present time the community is unincorporated.
Moss Bluff is located at 30°18′36″N 93°12′17″W / 30.31000°N 93.20472°W / 30.31000; -93.20472 (30.310003, -93.204753).
According to the United States Census Bureau, the CDP has a total area of 15.8 square miles (41 km), of which 15.2 square miles (39 km) is land and 0.6 square miles (1.6 km) (3.98%) is water.
Moss Bluff is intersected by U.S. Highway 171 and Louisiana Highway 378.
As of the census of 2010, there were 11,557 people, 4,076 households, and 3,017 families residing in the CDP. The population density was 692.6 people per square mile (267.4/km²). There were 3,984 housing units at an average density of 261.9 per square mile (101.1/km²). The racial makeup of the CDP was 90.0% White, 6.0% African American, 0.5% Native American, 1.0% Asian, 0.47% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 2.9% of the population.
There were 4,076 households out of which 28.3% had children under the age of 18 living with them, 67.0% were married couples living together, 11.0% had a female householder with no husband present, and 18.7% were non-families. 15.5% of all households were made up of individuals and 5.3% had someone living alone who was 65 years of age or older. The average household size was 2.84 and the average family size was 3.16.
In the CDP, the population was spread out with 29.9% under the age of 18, 9.0% from 18 to 24, 31.1% from 25 to 44, 22.1% from 45 to 64, and 7.8% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 95.9 males. For every 100 females age 18 and over, there were 93.6 males.
The median income for a household in the CDP was $60,588, and the median income for a family was $54,137. Males had a median income of $41,226 versus $22,327 for females. The per capita income for the CDP was $25,766. About 7.3% of families and 8.3% of the population were below the poverty line, including 9.7% of those under age 18 and 12.5% of those age 65 or over.