Catonsville is a city located in Baltimore County, Maryland. Catonsville has a 2020 population of 41,515. Catonsville is currently declining at a rate of 0.00% annually and its population has decreased by -0.13% since the most recent census, which recorded a population of 41,567 in 2010. Catonsville reached it's highest population of 42,527 in 2012.
The average household income in Catonsville is $108,071 with a poverty rate of 6.92%. The median rental costs in recent years comes to $1,374 per month, and the median house value is $321,300. The median age in Catonsville is 39.8 years, 36.6 years for males, and 42.9 years for females. For every 100 females there are 95.2 males.