Morton, MS has a population of 3,430 and is the 8,148th largest city in the United States. The population density is 477 per sq mi which is 674% higher than the Mississippi average and 427% higher than the national average. The median age in Morton is 33 which is approximately 11% lower than the Mississippi average of 37. In Morton, 47% of the population over 15 years of age are married, 80% speak English and 20% speak Spanish. 71% of Morton residents were born in Mississippi, 12% were born out of state, 0% were born outside of the United States and 18% were foreign born.