Banner township is located in Dickinson County, Kansas. Banner township has a 2026 population of 95. Banner township is currently growing at a rate of 3.26% annually and its population has increased by 3.26% since the most recent census, which recorded a population of 92 in 2020.
The median age in Banner township is 71.1 years: 0 years for males, and 71.3 years for females. For every 100 females there are 28.6 males.