La Marque, TX has a population of 14,981 and is the 2,795th largest city in the United States. The population density is 1,077 per sq mi which is 1018% higher than the Texas average and 1088% higher than the national average. The median age in La Marque is 36 which is approximately 6% higher than the Texas average of 34. In La Marque, 55% of the population over 15 years of age are married, 82% speak English and 16% speak Spanish. 71% of La Marque residents were born in Texas, 20% were born out of state, 0% were born outside of the United States and 9% were foreign born.