St. Francis is a city located in Kansas. With a 2020 population of 1,299, it is the 159th largest city in Kansas and the 9258th largest city in the United States. St. Francis is currently growing at a rate of 0.54% annually but its population has decreased by -2.26% since the most recent census, which recorded a population of 1,329 in 2010. St. Francis reached it's highest population of 1,322 in 2010. Spanning over 1 miles, St. Francis has a population density of 1,516 people per square mile.
The average household income in St. Francis is $52,268 with a poverty rate of 8.15%. The median rental costs in recent years comes to $634 per month, and the median house value is $77,800. The median age in St. Francis is 44.4 years, 41.4 years for males, and 50.6 years for females. For every 100 females there are 85.3 males.