
Cassoday
- County:
- Butler County
- County Seat:
- No
- Area (mi²):
- 0.34
- State:
- Kansas
Cassoday is a city located in Butler County, Kansas. Cassoday has a 2025 population of 111. Cassoday is currently declining at a rate of 0% annually and its population has increased by 0.91% since the most recent census, which recorded a population of 110 in 2020.
The average household income in Cassoday is $80,594 with a poverty rate of 13.18%. The median age in Cassoday is 43.3 years: 54.4 years for males, and 41.8 years for females.