Woburn, MA has a population of 39,220 and is the 1,057th largest city in the United States. The population density is 3,104 per sq mi which is 393% higher than the Massachusetts average and 3327% higher than the national average. The median age in Woburn is 40 which is approximately 1% higher than the Massachusetts average of 39. In Woburn, 56% of the population over 15 years of age are married, 80% speak English and 3% speak Spanish. 71% of Woburn residents were born in Massachusetts, 11% were born out of state, 1% were born outside of the United States and 17% were foreign born.