
Valley Brook township
- County:
- Osage County
- County Seat:
- No
- Area (mi²):
- 40.17
- State:
- Kansas
Valley Brook township is located in Osage County, Kansas. Valley Brook township has a 2025 population of 1,530. Valley Brook township is currently growing at a rate of 0.39% annually and its population has increased by 1.59% since the most recent census, which recorded a population of 1,506 in 2020.
The average household income in Valley Brook township is $101,739 with a poverty rate of 11.52%. The median age in Valley Brook township is 34.6 years: 33.7 years for males, and 35.7 years for females.