Lafourche Crossing, LA has a population of 2,125 and is the 10,667th largest city in the United States. The population density is 505 per sq mi which is 469% higher than the Louisiana average and 457% higher than the national average. The median age in Lafourche Crossing is 39 which is approximately 8% higher than the Louisiana average of 36. In Lafourche Crossing, 67% of the population over 15 years of age are married, 86% speak English and 3% speak Spanish. 86% of Lafourche Crossing residents were born in Louisiana, 12% were born out of state, 1% were born outside of the United States and 2% were foreign born.