La Porte, TX has a population of 34,922 and is the 1,207th largest city in the United States. The population density is 1,874 per sq mi which is 1559% higher than the Texas average and 1969% higher than the national average. The median age in La Porte is 37 which is approximately 9% higher than the Texas average of 34. In La Porte, 58% of the population over 15 years of age are married, 76% speak English and 22% speak Spanish. 68% of La Porte residents were born in Texas, 22% were born out of state, 1% were born outside of the United States and 9% were foreign born.