Columbia is a town in and the parish seat of Caldwell Parish, Louisiana, United States. The population was 477 at the 2000 United States Census.

Geography
Columbia is located at (32.104042, -92.076921).

According to the United States Census Bureau, the town has a total area of 0.8 square miles (2.0 km²), of which, 0.8 square miles (2.0 km²) of it is land and 1.30% is water.

Demographics
As of the census of 2000, there were 477 people, 184 households, and 101 families residing in the town. The population density was 629.9 people per square mile (242.3/km²). There were 237 housing...

Columbia is a town in and the parish seat of Caldwell Parish, Louisiana, United States. The population was 477 at the 2000 United States Census.

Geography
Columbia is located at (32.104042, -92.076921).

According to the United States Census Bureau, the town has a total area of 0.8 square miles (2.0 km²), of which, 0.8 square miles (2.0 km²) of it is land and 1.30% is water.

Demographics
As of the census of 2000, there were 477 people, 184 households, and 101 families residing in the town. The population density was 629.9 people per square mile (242.3/km²). There were 237 housing units at an average density of 312.9/sq mi (120.4/km²). The racial makeup of the town was 70.02% White (U.S. Census), 27.25% African American (U.S. Census), 0.63% Native American (U.S. Census), 1.47% Asian (U.S. Census), 0.42% from Race (United States Census), and 0.21% from two or more races. Hispanic (U.S. Census) or Latino (U.S. Census) of any race were 0.42% of the population.

There were 184 households out of which 21.7% had children under the age of 18 living with them, 40.8% were Marriage living together, 12.0% had a female householder with no husband present, and 44.6% were non-families. 41.3% of all households were made up of individuals and 20.1% had someone living alone who was 65 years of age or older. The average household size was 2.23 and the average family size was 3.08.