
Millbrook township
- County:
- Graham County
- County Seat:
- No
- Area (mi²):
- 61.551
- State:
- Kansas
Millbrook township is located in Graham County, Kansas. Millbrook township has a 2025 population of 112. Millbrook township is currently declining at a rate of 0% annually and its population has decreased by -1.75% since the most recent census, which recorded a population of 114 in 2020.
The average household income in Millbrook township is $94,660 with a poverty rate of 0%. The median age in Millbrook township is 59.9 years: 59 years for males, and 60 years for females.