Mill Creek township is located in Wabaunsee County, Kansas. Mill Creek township has a 2026 population of 215. Mill Creek township is currently growing at a rate of 0.47% annually and its population has increased by 4.37% since the most recent census, which recorded a population of 206 in 2020.
The median household income in Mill Creek township is $80,333 with a poverty rate of 7.65%. The median age in Mill Creek township is 60.7 years: 60.3 years for males, and 61.2 years for females. For every 100 females there are 57.4 males.