Coushatta, LA has a population of 2,406 and is the 10,044th largest city in the United States. The population density is 720 per sq mi which is 567% higher than the Louisiana average and 695% higher than the national average. The median age in Coushatta is 33 which is approximately 10% lower than the Louisiana average of 36. In Coushatta, 42% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 87% of Coushatta residents were born in Louisiana, 11% were born out of state, 0% were born outside of the United States and 2% were foreign born.