Mesquite, TX has a population of 143,771 and is the 187th largest city in the United States. The population density is 3,047 per sq mi which is 3043% higher than the Texas average and 3263% higher than the national average. The median age in Mesquite is 32 which is approximately 6% lower than the Texas average of 34. In Mesquite, 52% of the population over 15 years of age are married, 64% speak English and 31% speak Spanish. 62% of Mesquite residents were born in Texas, 18% were born out of state, 1% were born outside of the United States and 18% were foreign born.