Rochester township
- County:
- Cass County
- County Seat:
- No
- Area (mi²):
- 36.03
- State:
- North Dakota
Rochester township is located in Cass County, North Dakota. Rochester township has a 2026 population of 45. Rochester 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 45 in 2020.
The median age in Rochester township is 60.9 years: 71.2 years for males, and 59.8 years for females. For every 100 females there are 60.7 males.