From a total population of 37,651, Monrovia has a median age of 37.1. The average age of males, in Monrovia, is 35.9 while the average age of females is 38.3. When you compare this to median age of California, Monrovia is 1.5 years older.
The median income of individuals, in Monrovia, is $34,668 while the average household income is $72,034. When comparing the median income of people living in Monrovia to the rest of California, the average income in Monrovia is $4,762 more.