Columbia is a city located in Caldwell Parish Louisiana. With a 2020 population of 362, it is the 242nd largest city in Louisiana and the 14635th largest city in the United States . Columbia is currently declining at a rate of -0.55% annually and its population has decreased by -7.18% since the most recent census, which recorded a population of 390 in 2010. Columbia reached it's highest population of 390 in 2010. Spanning over 1 miles, Columbia has a population density of 474 people per square mile.
The average household income in Columbia is $56,535 with a poverty rate of 23.51%. The median rental costs in recent years comes to - per month, and the median house value is $67,400. The median age in Columbia is 42.1 years, 33.9 years for males, and 49.5 years for females.