Millbrook has the 1917th largest population in the United States. The population grew by 4.6% from 2010 to 2015, which was faster than the national average. Millbrook is part of the Montgomery metro area. Unemployment in the Montgomery area is 5%, which is higher than the national average, and is getting better. Montgomery has the 136th largest local economy in the US, and a low cost of living. The average pay for jobs in Millbrook is below average at $40,520, and the median cost of a home in Millbrook is $138,900, which is below the national average. 25% of workers in Millbrook hold a bachelors degree or higher (above average), and 92% of workers have a high school degree (above average). Driving to work is especially common in Millbrook. 86% of Millbrook workers drive to work alone, 0% take public transit, 9% carpool, and 4% walk. People in Millbrook spend an average of 25 minutes commuting to work, which is shorter than the national average of 26 minutes.