Banner township
- County:
- Smith County
- County Seat:
- No
- Area (mi²):
- 35.994
- State:
- Kansas
Banner township is located in Smith County, Kansas. Banner township has a 2026 population of 62. Banner township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 62 in 2020.
The median age in Banner township is 63.4 years: 0 years for males, and 0 years for females. For every 100 females there are 108.3 males.