Saco is a city located in York County Maine. With a 2020 population of 20,554, it is the 8th largest city in Maine and the 1813th largest city in the United States . Saco is currently growing at a rate of 1.46% annually and its population has increased by 11.21% since the most recent census, which recorded a population of 18,482 in 2010. Saco reached it's highest population of 20,554 in 2021. Spanning over 53 miles, Saco has a population density of 534 people per square mile.
The average household income in Saco is $89,427 with a poverty rate of 7.29%. The median rental costs in recent years comes to $1,173 per month, and the median house value is $258,900. The median age in Saco is 41.6 years, 41.3 years for males, and 41.7 years for females.