Marlborough has the 760th largest population in the United States. The population grew by 3.4% from 2010 to 2015, which was faster than the national average. Marlborough is part of the Boston metro area. Unemployment in the Boston area is 3%, which is lower than the national average, and is getting better. Boston has the 9th largest local economy in the US, and a high cost of living. The average pay for jobs in Marlborough is above average at $65,860, and the median cost of a home in Marlborough is $299,400, which is above the national average. 39% of workers in Marlborough hold a bachelors degree or higher (above average), and 89% of workers have a high school degree (above average). Driving to work is especially common in Marlborough. 68% of Marlborough workers drive to work alone, 11% take public transit, 7% carpool, and 12% walk. People in Marlborough spend an average of 28 minutes commuting to work, which is longer than the national average of 26 minutes.