Foxborough, MA has a population of 5,491 and is the 6,077th largest city in the United States. The population density is 1,908 per sq mi which is 203% higher than the Massachusetts average and 2006% higher than the national average. The median age in Foxborough is 45 which is approximately 15% higher than the Massachusetts average of 39. In Foxborough, 56% of the population over 15 years of age are married, 90% speak English and 2% speak Spanish. 70% of Foxborough residents were born in Massachusetts, 22% were born out of state, 0% were born outside of the United States and 7% were foreign born.