Westbrook is a city located in Maine. With a 2020 population of 19,760, it is the 9th largest city in Maine and the 1878th largest city in the United States. Westbrook is currently growing at a rate of 2.03% annually and its population has increased by 12.95% since the most recent census, which recorded a population of 17,494 in 2010. Spanning over 17 miles, Westbrook has a population density of 1,150 people per square mile.
The average household income in Westbrook is $69,340 with a poverty rate of 15.29%. The median rental costs in recent years comes to $964 per month, and the median house value is $225,400. The median age in Westbrook is 40.9 years, 36.6 years for males, and 43.1 years for females. For every 100 females there are 100.0 males.