St. Joseph township is located in Stearns County, Minnesota. St. Joseph township has a 2026 population of 31. St. Joseph township is currently declining at a rate of -3.13% annually and its population has decreased by -6.06% since the most recent census, which recorded a population of 33 in 2020.
The median household income in St. Joseph township is $75,750 with a poverty rate of 0%. The median age in St. Joseph township is 60.3 years: 60.3 years for males, and 45.5 years for females. For every 100 females there are 178.6 males.