St. Joseph is a city located in Tennessee. With a 2020 population of 843, it is the 249th largest city in Tennessee and the 11050th largest city in the United States . St. Joseph is currently growing at a rate of 0.84% annually and its population has increased by 7.80% since the most recent census, which recorded a population of 782 in 2010. St. Joseph reached it's highest population of in . Spanning over 4 miles, St. Joseph has a population density of 224 people per square mile.
The average household income in St. Joseph is $48,704 with a poverty rate of 17.60%. The median rental costs in recent years comes to $558 per month, and the median house value is $74,200. The median age in St. Joseph is 34.9 years, 34.5 years for males, and 35 years for females.