St. Joseph is a city located in Missouri. With a 2020 population of 75,399, it is the 8th largest city in Missouri and the 479th largest city in the United States. St. Joseph is currently declining at a rate of -0.37% annually and its population has decreased by -1.80% since the most recent census, which recorded a population of 76,780 in 2010. St. Joseph reached it's highest population of 102,979 in 1900. Spanning over 45 miles, St. Joseph has a population density of 1,712 people per square mile.
The average household income in St. Joseph is $61,477 with a poverty rate of 18.64%. The median rental costs in recent years comes to $756 per month, and the median house value is $109,900. The median age in St. Joseph is 36.3 years, 35 years for males, and 37.9 years for females. For every 100 females there are 100.6 males.