
Sullivan township
- County:
- Grant County
- County Seat:
- No
- Area (mi²):
- 215.42
- State:
- Kansas
Sullivan township is located in Grant County, Kansas. Sullivan township has a 2025 population of 159. Sullivan 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 0 in 2020.
The average household income in Sullivan township is $104,181 with a poverty rate of 0%. The median age in Sullivan township is 58.4 years: 61.2 years for males, and 55.9 years for females.